[Nikolaĭ Aleksandrovich Kraevskiĭ (on his 70th birthday)].
D049673:History, 20th Century; D010336:Pathology / Q000266:history; D012425:Russia (Pre-1917); D014586:USSR
Nikolaĭ Aleksandrovich Kraevskiĭ (k 70-letiiu so dnia rozhdeniia)