N.E. Sadkovsckaya

V.V. Domozhir - Ph. D. (Ec.), General Manager, Ministry of Education and Science, Kaluga Region. E-mail: domogir@adm.kaluga.ru
J.M. Zhukova - Ph .D. (Eng.), Associate Professor, Bauman Moscow State Technical University, Kaluga Branch
S.N. Nikulina - Ph. D. (Eng.), Associate Professor, Bauman Moscow State Technical University, Kaluga Branch
T.S. Nikolaeva - Post-graduate Student, Head of Laboratory, Bauman Moscow State Technical University, Kaluga Branch. E-mail: fn2kf@list.ru

A.V. Savenko – Ph.D.(Geogr.), Senior Research Scientist,  Lomonosov Moscow State University

E-mail: Alla_Savenko@rambler.ru

V.S. Savenko – Dr.Sc.(Geol.-Mineral.), Professor, Leading Research Scientist,  Lomonosov Moscow State University