Oath Breaker
Michelle Paver & Geoff Taylor
Chronicles of Ancient Darkness (5)
Наука и жизнь #08 1955
Nauka i Zhizn Magazine
Наука и жизнь #05 1978
Крокодил, 1988 , № 15
Krokodil Magazine
The Alpha Centauri Project (Thinking worlds)
Marco Santini