[Nikolaĭ Petrovich Rukhliadev (on the 100th anniversary of his birth)].
D049672:History, 19th Century; D049673:History, 20th Century; D012425:Russia (Pre-1917); D012582:Schools, Veterinary / Q000266:history; D014455:Ukraine; D014730:Veterinary Medicine / Q000266:history
Nikolaĭ Petrovich Rukhliadev (k 100-letiiu so dnia rozhdeniia)