Наука и жизнь #04 1968
Nauka i Zhizn Magazine
Крокодил, 2007 , № 06
Krokodil Magazine
Наука и жизнь #08 1963
Assignment's End
Roger D. Aycock
Space Pets
Darrell Bain
Pet Plague (3)
The Pet Plage
Pet Plague (2)
Altered Humans
Pet Plague (1)