Helfort's War Book 4: The Battle for Commitment Planet
Graham Sharp Paul
Наука и жизнь #04 1975
Nauka i Zhizn Magazine
Техника - молодежи №01-02 1956
Tekhnika Molodezhi Magazine
Новый Крокодил, 2002 , № 08
Krokodil Magazine
The Blood That Bonds
Christopher Buecheler