Ivan Efremov
Informa personal
Nase: 22 april 1908
Mori: 5 otobre 1972
Otra informas
Profesa: paleonjiste
(nom orijinal:Иван Антонович Ефремов) ia es un paleontolojiste e scrivor rusce,
Opera
Туманность Андромеды
Naras siensal
Some considerations of biological bases of the paleozoology
mostra prima 1982 I. A. Efremov. desinia Peter Bendel
