Техника - молодежи №12 1954
Tekhnika Molodezhi Magazine
Наука и жизнь #03 1938
Nauka i Zhizn Magazine
Крокодил, 1957 , № 28
Krokodil Magazine
Perchance to Dream
Lisa Mantchev
Ferus : Book 6 of the Heku Series
T.M. Nielsen