Title: National report to the International Association of Geomagnetism and Aeronomy of the International Union of Geodesy and Geophysics, 1991-1994
Subjects: Astrophysics, Geomagnetism, Rossiĭskai︠a︡ akademii︠a︡ nauk. Nat︠s︡ionalʹnyĭ geofizicheskiĭ  komitet, Upper Atmosphere, Rossiĭskai︠a︡ akademii︠a︡ nauk