German Obert, 1894-1989 (Nauchno-biograficheskai͡a︡ serii͡a︡) (Russian Edition)
by
Boris Viktorovich Raushenbakh
details (
USA
).
ISBN: 978-5-02-006992-3
ISBN-10: 5-02-006992-2
"Nauka"
· 1993