Haggard Anthology Vol 9
Haggard, H. Rider
Наука и жизнь #09 1953
Nauka i Zhizn Magazine
Наука и жизнь #05 1995
Крокодил, 1954 , № 35
Krokodil Magazine
Meddlers In Time- Out of the frying pan, into the fire
Wayne Watson