Крокодил, 1986 , № 30
Krokodil Magazine
Крокодил, 1930 , № 21
Наука и жизнь #12 1979
Nauka i Zhizn Magazine
Крокодил, 1966 , № 31
The Year of Disappearances
Susan Hubbard
The Society of S (2)
The Society of S
The Society of S (1)