[In memory of A. D. Speranskiĭ. On the 80th anniversary of his birth (1888-1968)].
D049673:History, 20th Century; D010827:Physiology / Q000266:history; D014586:USSR
Pamiati A. D. Speranskogo. K 80-letiiu so dnia rozhdeniia (1888-1968)