Крокодил, 1929 , № 41
Krokodil Magazine
Grantville Gazette - Volume VII
Eric Flint
Grantville Gazette (7)
Техника - молодежи №04 1968
Tekhnika Molodezhi Magazine
Крокодил, 1928 , № 07
The Tomorrow Code
Brian Falkner
Meddlers In Time
Wayne Watson