Nikolai Severtzov
[arz] نيكولاى سيفرتسوف
[be] Мікалай Аляксеевіч Северцаў
[bg] Николай Северцов
[br] Nikolay Severtsov
[de] Nikolai Alexejewitsch Sewerzow
[eo] Nikolaj Severcov
[es] Nikolái Sévertsov
[fi] Nikolai Severtsov
[fr] Nikolaï Severtsov
[gl] Nikolai Severtzov