Крокодил, 1984 , № 10
Krokodil Magazine
Telzey Amberdon
edited by Eric Flint & James H. Schmitz & co-edited by Guy Gordon
Крокодил, 1953 , № 33
Техника - молодежи №09 1963
Tekhnika Molodezhi Magazine
The Alpha Centauri Project (Thinking worlds)
Marco Santini