Журнал «Радиотехника» | Издательство РАДИОТЕХНИКА

V.S. Savvateev - Ph.D. (Eng.), Associated Professor, Chief of sector, JSC "Almaz-Antey" Main System Design Bureau
V.V. Sukhov - Engineer, JSC "Almaz-Antey" Main System Design Bureau

Consideration of precise point positioning in global navigation satellite systems

A. A. Povalyaev - Dr. Sci (Eng.), associate professor, Moscow Aviation Institute (National Research University), JSC «Russian Space Systems » (RSS). E-mail: povalyaev_aa@rniikp.ru
A. N. Podkorytov - graduate student, Moscow Aviation Institute (National Research University). E-mail: thepompous@gmail.com

On the estimation of tropospheric delay of the GNSS signals

V. B. Kashkin - Dr.Sc. (Eng.), Professor, Siberian Federal University. E-mail: rtcvbk@rambler.ru
V. M. Vladimirov - Dr.Sc. (Eng.), Deputy Chairman of KSC Siberian Branch of RAS, Krasnoyarsk Scientific Center. E-mail: vlad@ksc.krasn.ru
A. O. Klykov - Postgraduate Student, Siberian Federal University. E-mail: shutnik@mail.ru

Decrease of influence of Doppler shift of signal frequency on the accuracy of definition of object-s spatial position

A.S. Davidenko - Post-graduate Student, St. Petersburg State Polytechnical University. E-mail: ammodo@yandex.ru
S.B. Makarov - Dr. Sc. (Eng.), Professor, Head of Institute of Physics, Nanotechnology and Telecommunications, St. Petersburg State Polytechnical University. E-mail: makarov@cee.spbstu.ru

Interference situation monitoring in the global navigation satellite systems frequency band. The practical implementation

A.V. Pastukhov - Ph.D.(Eng.), Head of R&D, Department of navigation and communication systems in Technical Sciences, Moscow branch of OJSC «VNIIR-Progress». E-mail: apastukhov@abselectro.com
A.A. Oganesyan - Ph.D.(Eng.), Assistant director, Department of navigation and communication systems, Moscow branch of OJSC «VNIIR-Progress». E-mail:aoganesyan@abselectro.com
P.M. Golovin - Scientist, Department of navigation and connection systems, Moscow branch of OJSC «VNIIR-Progress». E-mail: pavelgolovin1234@bk.ru
V.S. Pavlov - Engineer, Department of navigation and connection systems, Moscow branch of OJSC «VNIIR-Progress». E-mail: ra4sbc@mail.ru
P.V. Medvedev - Ph.D.(Eng.), Member, Department of navigation and connection systems, Moscow branch of OJSC «VNIIR-Progress». E-mail: pmedvedev@abselectro.com
A.I. Gavrilov - Member, Department of navigation and connection systems, Moscow branch of OJSC «VNIIR-Progress». E-mail: artyom83@mail.ru

Artificial obstructions for GPS/GLONASS positioning equipment test ranges

D. V. Tatarnikov - Dr.Sc. (Eng.), Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation In-stitute (National Research University); Antenna Design Chief, Topcon Positioning Systems, Inc. E-mail: DTatarnicov@topcon.com I. M. Chernetsky - Post-graduate Student, Department of Radiophysics, Antennas and Microwave Technique of Moscow Aviation Institute (National Research University); Engineer, Topcon Positioning Systems, Inc. E-mail: IChernetskiy@topcon.com

Working out and research of frequency characteristics of joint machining of different types of GNSS navigating signals

A.V. Korovin - Ph. D. (Eng.), Associate Professor, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: korovin.alexey@mail.ru V.A. Mironov - Dr. Sc. (Eng.), Professor, Leading Research Scientist, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: mirvam@live.ru V.V. Nerovny - Ph. D. (Eng.), Associate Professor, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: val.nerownyj@yandex.ru A.A. Novikov - Post-graduate Student, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: nowikov.1977@mail.ru

Working out and research of a noise stability of model of the channel of joint tracking a delay of various type of signals in navigating equipment of consumers of global navigating satellite systems

A.V. Korovin - Ph. D. (Eng.), Associate Professor, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: korovin.alexey@mail.ru V.A. Mironov - Dr. Sc. (Eng.), Professor, Leading Research Scientist, Military Educational and Scientific Center «Zhu-kovsky-Gagarin Air Force Academy» (Voronezh). E-mail: mirvam@live.ru V.V. Nerovny - Ph. D. (Eng.), Associate Professor, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: val.nerownyj@yandex.ru A.A. Novikov - Post-graduate Student, Military Educational and Scientific Center «Zhukovsky-Gagarin Air Force Academy» (Voronezh). E-mail: nowikov.1977@mail.ru

The multidimensional spatial videocoding for the satellite channels of small spacecraft

O.V. Nepomnyashchiy - Ph. D. (Eng.), Associate Professor, Professor, Computer Science Dept., Institute of Space and Information Technology, Siberian Federal University V.A. Mityukov - Post-graduate Student, Computer Science Dept., Institute of Space and Information Technology, Siberian Federal University. E-mail: aspinus1@gmail.com I.N. Ryzhenko - Post-graduate Student, Siberian Federal University V.A. Khabarov - Associate Professor, Computer Science Dept., Siberian Federal University

User-s position estimation in global navigation satellite systems with high-level reliability by the spatial signal procesing

A.S. Davidenco - Head of Group, LTD «Special Technological Center» (St. Petersburg). E-mail: ammodo@yandex.ru A.P. Melikhova - Software Engineer, LTD «Special Technological Center» (St. Petersburg). E-mail: antonina_92@list.ru

Assessment of ephemerides quality with the use of precise point positioning in GNSS

A.N. Podkorytov - Ph. D. (Eng.), Senior Lecturer, Department 402, Moscow Aviation Institute (MAI). E-mail: thepompous@gmail.com

The angle-of-arrival integrity monitoring efficiency under multiple observations

A.P. Melikhova - Part-programming engineer, LLC «Special Technology Center» (SPb). E-mail: antonina_92@list.ru I.A. Tsikin - Dr. Sc. (Eng.), Professor, Peter The Great St.Petersburg Polytechnic University. E-mail: tsikin@mail.spbstu.ru

Analysis of angular discriminator in one-stage GNSS-based attitude determination

V.V. Dneprov - Post-graduate Student, Radio System Department, «National Research University «MPEI» (Moscow). E-mail: vvdneprov@mail.ru I.V. Korogodin - Ph. D. (Eng.), Associate Professor, Radio System Department, «National Research University «MPEI» (Moscow). E-mail: korogodin@srns.ru

GNSS reference station antenna for millimeter precision of positioning in real time

D. V. Tatarnikov - Dr.Sc. (Eng.), Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University); Antenna Design Chief, Topcon Positioning Systems, Inc. E-mail: DTatarnikov@topcon.com A. V. Astakhov - Ph.D. (Eng.), Associate Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University); Leading Antenna Design Engineer, Topcon Positioning Systems, Inc. E-mail: AAstakhov@topcon.com

Unique system of navigation-temporary support of the Republic of Belarus: stages and development prospects

A.M. Golubev - Head of Department, OJSC «AGAT-control systems» - Managing Company of the Holding «Geoinformation control systems», Minsk, Republic of Belarus. E-mail: golubev@agat.by V.M. Kirsanov - Leading Engineer, OJSC «AGAT-control systems» - Managing Company of the Holding «Geoinformation control systems», Minsk, Republic of Belarus

Alternative methods of receiver autonomous integrity monitoring in jamming environment

A.V. Zhuravlev - Ph. D. (Eng.), Senior Research Scientist, Main Designer - Deputy General Director, JSC «SPE «PROTEK» (Voronezh). E-mail: protek@protek-vrn.ru V.M. Bezmaga - Ph. D. (Eng.), Senior Research Scientist, Leading Research Scientist, JSC «SPE «PROTEK» (Voronezh). E-mail: protek@protek-vrn.ru A.V. Smolin - Deputy Head of Department, JSC «SPE «PROTEK» (Voronezh). E-mail: smolinalexe@yandex.ru

Antenna Technologies for High Precision GNSS Positioning

D. V. Tatarnikov - Dr.Sc. (Eng.), Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Insti-tute (National Research University); Deputy Chief of Perspective Designs Department, Topcon Positioning Systems, LLC (Moscow). E-mail: DTatarnicov@topcon.com A. V. Astakhov - Ph.D. (Eng.), Leading Engineer, Topcon Positioning Systems, LLC (Moscow); Associate Professor, Department of Radiophysics, Antennas and Microwave Technique, Moscow Aviation Institute (National Research University) A. P. Stepanenko - Leading Engineer, Topcon Positioning Systems, LLC (Moscow) P. P. Shamatulsky - Engineer, Topcon Positioning Systems, LLC (Moscow) S. N. Emelyanov - Manager of Antennae Projects, Engineer, Topcon Positioning Systems, LLC (Moscow)

Integration of GNSS-based attitude determination algorithm with low-grade gyro

V.V. Dneprov - Post-graduate Student, Department of Radio Systems, «National Research University «MPEI» (Moscow) E-mail: vvdneprov@mail.ru I.V. Korogodin - Ph. D. (Eng.), Associate Professor, Department of Radio Systems, «National Research University «MPEI» (Moscow) E-mail: korogodin@srns.ru

Angle-of-Arrival integrity monitoring method optimization for real GNSS constellations

A.P. Melikhova - Part-programming Engineer, LLC «Special Technology Center» (Saint Petersburg) E-mail: antonina_92@list.ru I.A. Tsikin - Dr. Sc. (Eng.), Professor, Department «Radio Engineering and Telecommunication Systems», Peter The Great St.Petersburg Polytechnic University E-mail: tsikin@mail.spbstu.ru

Hardware-software complex simulation processes positioning and measurement of the spatial orientation of the spacecraft in geostationary orbit

D.D. Dmitriev - Ph.D. (Eng.), Associate Professor, Military Engineering Institute of Siberian Federal University (Krasnoyarsk) V.N. Ratushniak - Ph.D. (Eng.), Associate Professor, Military Engineering Institute of Siberian Federal University (Krasnoyarsk) А.B. Gladyshev - Associate Professor, Military Engineering Institute of Siberian Federal University (Krasnoyarsk) N.S. Kremez - Senior Lecturer, Military Engineering Institute of Siberian Federal University (Krasnoyarsk) E-mail: dmitriev121074@mail.ru

Construction and practical application of phase-stable antenna elements on air substrate

A. S. Kukharenko – Ph.D. (Eng.), Leading Engineer,

JSC “National technical physics and automation research institute” (Moscow)

E-mail: alexk.05@mail.ru

R. V. Shaymardanov – Ph.D. (Eng.), General Director,

LLC “General Microwave” (Moscow)

Development of differential correction of coordinate-time and consumer navigation support based on trajectory data comparisons

A.O. Zhukov¹, N.A. Kupriyanov², S.V. Logunov³, D.K. Khegai4, B.P. Sidorov5

1 JSC «The Moscow Energy Institute Special Design Bureau» (Moscow, Russia),

2, 3 Military Space Academy named Mozhayskiy (Saint Petersburg, Russia)

4 ITMO University (Saint Petersburg, Russia)

5 Department of the Ministry of defense of the Russian Federation (Moscow, Russia)

Methodology for technical diagnostics of navigation equipment for consumers of the global navigation satellite system of an unmanned aerial vehicle using information from external sources

V.V. Kiryushkin1, S.S. Tkachenko2, E.E. Stryapchev3, D.А. Cherepanov4

1 JSC RIE “PROTEK” (Voronezh, Russia)

2 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

Ublox global navigation satellite system modules noise immunity experimental evaluation

S.I. Babusenko1, V.V. Kiryushkin2, A.V. Zhuravlev3

1−3 JSC RIE “PROTEK” (Voronezh, Russia)

Application of interfering signals with additional meander modulation on subcarrier frequency for Glonass users navigation equipment jamming

A.V. Zhuravlev1, V.V. Kiryushkin2, V.V. Nerovnyi3

1−3 JSC RIE “PROTEK” (Voronezh, Russia)

Determination of coordinates of ground objects using a UAV constellation

V.V. Kiryushkin1, A.V. Korovin2, D.I. Savin3

1 JSC RIE “PROTEK” (Voronezh, Russia)

2,3 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

Delay joint tracking scheme discriminator synthesis of GLONASS prospective navigational signals

A. V. Korovin – Ph.D. (Eng.), Associate Professor, Air Force Academy n.a. Professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh) E-mail: korovin.alexey@mail.ru

V. A. Mironov – Dr.Sc. (Eng.), Professor, Chief Research Scientist, Air Force Academy n.a. Professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh)

A. A. Novikov – Ph.D. (Eng.),, Head of Laboratory, Air Force Academy n.a. Professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh)

D. A. Chervan – Ph.D. (Eng.), Associate Professor, Air Force Academy n.a. Professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh)

Methodology for technical diagnostics of navigation equipment for consumers of the global navigation satellite system of an unmanned aerial vehicle using a barometric altimeter

V.V. Kiryushkin¹, S.S. Tkachenko², E.E. Stryapchev³

¹ JSC RIE «PROTEK» (Voronezh, Russia)

²,³ Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

Forecasting the availability of global navigation satellite systems with the required accuracy based on the simulation model of functioning

S.A. Yakushenko – Ph.D. (Eng.), Professor, Military Communication Academy (St. Petersburg)
D.V. Sal'nikov – Ph.D. (Eng.), Senior Lecturer, Military Communication Academy (St. Petersburg)
E-mail: denis_salnikov@mail.ru

I.S. Meshkov – Adjunct, Military Communication Academy (St. Petersburg)
M.O. Dvorovoi – Ph.D. (Eng.), Associate Professor, Military Communication Academy (St. Petersburg)

Forecasting the availability of the radio navigational field of global satellite systems for a given location accuracy

S.А. Yakushenko – Ph.D. (Eng.), Associate Professor, Professor of the Department, FSPEI HPE Military Telecommunications Academy (St. Petersburg)

E-mail: was16@mail.ru

D.V. Sal'nikov – Ph.D. (Eng.), Senior Lecturer, FSPEI HPE Military Telecommunications Academy (St. Petersburg) E-mail: denis_salnikov@mail.ru

I.S. Meshkov – Adjunct, FSPEI HPE Military Telecommunications Academy (St. Petersburg)

E-mail: ilya.meshkov.1987@mail.ru

А.N. Frolov – Deputy Technical Director, JSC «SPE «Radiosvyaz» (Krasnoyarsk) E-mail: engineer_f@mail.ru

Using a subminiature rubidium frequency standard to navigate GNSS signals

V.B. Pudlovskiy – Ph.D. (Eng.), Senior Research Scientist,

Russian Metrological Institute of Technical Physics and Radio Engineering E-mail: pudlovskiy@vniiftri.ru

Methodology for the static distribution of the frequency and energy resource in high-speed satellite communications systems

A.A. Smirnov – Ph.D. (Eng.),

Military Communication Academy named after Marshal of the Soviet Union S.M. Budenny of the Ministry of Defense of the Russian Federation (St. Petersburg)

E-mail: midor012@mail.ru

Characteristics study of spatial interference canceller based on adaptive antenna array of the GNSS user equipment

S.I. Babusenko¹, V.V. Kiryushkin², A.V. Zhuravlev³

¹²³JSC SPE «PROTEK» (Voronezh, Russia)

Decision-making algorithms for angle-of-arrival gnss integrity monitoring method

A.P. Melikhova – Post-graduate Student, Peter The Great St. Petersburg Polytechnic University E-mail: antonina_92@list.ru

I.A. Tsikin – Dr.Sc.(Eng.), Professor, Peter The Great St. Petersburg Polytechnic University E-mail: tsikin@mail.spbstu.ru

Design of the printing unit of the control device for the take-off process of the aircraft

S.U. Uvaisov1, V.V. Chernoverskaya2, Nguyen Viet Dang3, Nguyen Van Tuan4

1–4 MIREA – Russian Technological University (Moscow, Russia)

The zonal radio-navigation system integrated into a space dispersed Global Navigation Satellite Systems radio-suppressing complex

A.V. Zhuravlev – Ph.D.(Eng.), Senior Research Scientist, Main Designer - Deputy General Director,

JSC SPE «PROTEK» (Voronezh)

E-mail: protek@protek-vrn.ru

V.M. Bezmaga – Ph.D.(Eng.), Senior Research Scientist, Leading Research Scientist, JSC SPE «PROTEK» (Voronezh) E-mail: protek@protek-vrn.ru

A.V. Smolin – Deputy Head of Department, JSC SPE «PROTEK» (Voronezh) E-mail: smolinalexe@yandex.ru

The selection of signals from navigation satellites using direction finding and information about the useful signal

A.V. Zhuravlev – Dr.Sc.(Eng.), Senior Research Scientist, Main Designer - Deputy General Director,

JSC SPE «PROTEK» (Voronezh)

E-mail: protek@protek-vrn.ru

V.G. Markin – Leading Engineer, JSC SPE «PROTEK» (Voronezh)

E-mail: marvigs@mail.ru

V.A. Mironov – Dr.Sc.(Eng.), Professor, Main Research Scientist, MESC «Zhukovsky–Gagarin Air Force Academy» (Voronezh) E-mail: mirvam@live.ru

Estimation of reflector antenna pointing probability using customer’s navigation equipment of global navigation satellite system

А.А. Strotsev – Dr.Sc.(Eng.), Associate Professor, Deputy Head on Science of Scientific and Technical Department, FSUE «RNIIRS» FRPC

S.S. Kolesnikov – Part-programming Engineer of the 2nd category,

FSUE «RNIIRS» FRPC

V.V. Stashenko – Ph.D.(Phys.-Math.), Research Scientist, FSUE «RNIIRS» FRPC

Experimental investigation of relative positioning by means of Android smartphones’ GNSS receivers for collision warning of vehicles

R.S. Kulikov – Ph.D.(Eng.), Head of Department of Radio Systems,

«National Research University «MPEI» (Moscow)

E-mail: coolicoff@gmail.com

A.A. Chugunov – Post-graduate Student,

Department of Radio Systems, «National Research University «MPEI» (Moscow)

E-mail: iamchugunov@gmail.com

Active phased array antenna beam forming

A.V. Zhuravlev – Dr.Sc. (Eng.), Senior Research Scientist, Main Designer – Deputy General Director, JSC SPE «PROTEK» (Voronezh, Russia)

E-mail: protek@protek-vrn.ru

V.G. Markin – Leading Engineer,

JSC SPE «PROTEK» (Voronezh, Russia)

E-mail: marvigs@mail.ru

Improvement of the positioning accuracy of moving objects using signals of global navigation satellite systems

I.V. Ryabov – Dr.Sc. (Eng.), Professor, Volga State University of Technology E-mail: ryabov22@mail.ru.

A.E. Makarov – Post-graduate Student,

Volga State University of Technology

E-mail: makarovAE@mail.ru

Autocorrelation functions of navigation signals with meander modulation at two subcarrier frequencies

V.V. Nerovny1, A.V. Zhuravlev2, V.V. Kiryushkin3, V.V. Filonenko4, N.А. Nerovnaya5

1-3 JSC RIE “PROTEK” (Voronezh, Russia)

4,5 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

Formation of a navigation signal with double meander modulation

V.V. Nerovny1, A.V. Zhuravlev2, V.V. Kiryushkin3, S.I. Babusenko4, V.V. Filonenko5

1-3 JSC RIE “PROTEK” (Voronezh, Russia)

4,5 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

Investigation of noise immunity of the structure-time compensator of signal-like interference for navigation equipment of consumers of the global navigation satellite system

V.V. Kiryushkin1, S.I. Babusenko2, A.V. Zhuravlev3

1-3 JSC RIE “PROTEK” (Voronezh, Russia)

Determination of plan coordinates aircraft by bearing measurements unknown source of interference radiation

V.V. Kiryushkin1, S.I. Babusenko2, A.V. Zhuravlev3, A.V. Smolin4

1-4 JSC RIE “PROTEK” (Voronezh, Russia)

Using pseudolites to improve the accuracy and reliability of satellite navigation

A.R. Bestugin1, I.A. Kirshina2, O.I. Sauta3

1-3 Saint-Petersburg State University of Aerospace Instrumentation (Saint-Petersburg, Russia)

Landing, navigation and surveillance radiotechnical system for unmanned aircraft

K.B. Amelin1

1 St. Petersburg State University of Aerospace Instrumentation (St. Petersburg, Russia)

Maximum likely evaluation of object angular orientation by GNSS signals received by a multichannel radio with an antenna system of arbitrary configuration

A.Yu. Vostrov1

1 JSC «Concern «Sozvezdie» (Voronezh, Russia)

Algorithms for searching and detecting navigation signals with double meander modulation with a different number of spectral components

V.V. Nerovny1, V.V. Filonenko2, S.Y. Aksenov3

1 JSC NVP "PROTEK" (Voronezh, Russia)

2 VUNTS VVS "VVA" (Voronezh, Russia)

3 JSC "M.M. Gromov LII" (Zhukovsky, Russia)

Evaluation of the noise immunity of the navigation equipment of consumers of the global navigation satellite system with spatial adaptation based on the algorithm of maintaining the level of the useful signal

S.I. Babusenko1, V.V. Kiryushkin2, A.V. Zhuravlev3, V.G. Markin4

1-4 JSC RIE “PROTEK” (Voronezh, Russia)

Probabilistic characteristics of the navigation signal search and detection system under conditions of simulated interference

V.V. Nerovny1, V.V. Kiryushkin2, S.I. Babusenko3, P.D. Korataev4, P.S. Oblov5

1-3 JSC RIE “PROTEK” (Voronezh, Russia)

4,5 Military Educational and Scientific Center of Air Forces N.E. Zhukovsky and Y.A. Gagarin Air Force Academy
(Voronezh, Russia)

An algorithm for incoherent reception and processing of a multiplexed TMBOC-signal at a single intermediate frequency

V.V. Nerovny1, A.V. Zhuravlev2, V.S. Radko3, V.A. Mironov4

1,2 JSC RIE “PROTEK” (Voronezh, Russian)

3,4 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

1 valery.km@yandex.ru;2 protek@protek-vrn.ru; 3 vllala@yandex.ru; 4 mirvam@gmail.ru

Modeling and analysis of probabilistic characteristics of the functioning of low-channel equipment of consumers of global navigation satellite systems in conditions of signal-like interference

V.V. Nerovny1, M.L. Parinov2, P.S. Oblov3, P.D. Korataev4

1 JSC RIE “PROTEK” (Voronezh)

2-4 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

1 valery.km@yandex.ru; 2 pml_27_2_8@mail.ru; 3 oblov1997@yandex.ru; 4 korataev2015@mail.ru

Methodology for substantiating the parameters of navigation signals with double meander modulation for local navigation systems based on land pseudo-satellites

V.V. Filonenko1, V.A. Mironov2, A.V. Zhuravlev3, V.V. Nerovny4

1, 2 Military Air Academy named after professor N.E. Zhukovsky and Yu.A. Gagarin (Voronezh, Russia)

3, 4 JSC RIE «PROTEK» (Voronezh SPIN-код: не представлен)

1 fil_v@list.ru; 2 mirvam112@gmail.ru; 3 protek@protek-vrn.ru; 4 valery.km@yandex.ru