The Ringworld Engineers
Larry Niven
Ringworld (2)
Наука и жизнь #04 1957
Nauka i Zhizn Magazine
Крокодил, 1958 , № 23
Krokodil Magazine
Крокодил, 1974 , № 13
They Also Serve
Mike Moscoe
Society of Humanity (3)
The Price of Peace
Society of Humanity (2)
First Casualty
Society of Humanity (1)