Наука и жизнь #03 1991
Nauka i Zhizn Magazine
Техника - молодежи №11 1961
Tekhnika Molodezhi Magazine
Наука и жизнь #06 1967
Техника - молодежи №04 1939
Valle : Book 2 of the Heku Series
T.M. Nielsen
Heku : Book 1 of the Heku Series