1. Equidensitometric method based on Sabatier's photographic effect and its application to the nebula and comets;Breydo;Izv. GAO AN SSSR, Pulkovo,1966
2. Dynamics of artificial plasma clouds in “Spolokh” experiments: Movement pattern;Dzubenko;Planet. Space Sci.,1983
3. Results from barium cloud releases in the ionosphere and magnetosphere;Haerendel,1973
4. Spectral observations in the “Spolokh” experiment;Ivchenko;Space Research in the Ukraine,1980
5. Surface Photometry of Comets;Konoplyova,1977