The War of the Dwarves
Markus Heitz
Наука и жизнь #09 2004
Nauka i Zhizn Magazine
Крокодил, 1953 , № 26
Krokodil Magazine
Техника - молодежи №09 2012
Tekhnika Molodezhi Magazine
We Don’t Plummet Out of the Sky Anymore
M. David Blake