Mekhanika kosmicheskogo poleta : trudy p︠i︡atnad︠t︡satykh Chteniĭ, posv︠i︡ashchennykh razrabotke nauchnogo nasledi︠i︡a i razviti︠i︡u ideĭ K.Ė. ︠T︡Siolkovskogo : Kaluga, 12-15 sent︠i︡abr︠i︡a 1980 g. - Kedrov, Bonifatiĭ Mikhaĭlovich; Vorobʹev, Leonid Mikhaĭlovich (IIET AN SSSR, 1981)