Наука и жизнь #04 1936
Nauka i Zhizn Magazine
Beneath Ceaseless Skies #59
Arkenberg, Megan & Blake, David G.
Крокодил, 1935 , № 26-27
Krokodil Magazine
Крокодил, 1950 , № 33
The Gosling: Part I - Promises
Patricia Keen-Diaz