Наука и жизнь #04 1952
Nauka i Zhizn Magazine
Крокодил, 1979 , № 34
Krokodil Magazine
The Summoner
Gail Z. Martin
Chronicles of the Necromancer (1)
Наука и жизнь #02 1940
The Alpha Centauri Project (Thinking worlds)
Marco Santini