Yu. A. Soloviev - Dr.Sc. (Eng.), Professor, Leading Research Scientist master specialist, STC "Internavigation", radionavigation, integration of navigation system, PNT planning. E-mail: yuasol37@yandex.ru
V.M. Tsarev - Ph.D. (Eng.), general director of STC «Internavigation», radionavigation, PNT planning. E-mail: internavigation@rgcc.ru