(NkOLI^ESTWENNYE METODY W \KOLOGII VIWOTNYH (B/s - (NpESENKO(B, (N`(B.(Na(B.s; (NzOOLOGI^ESKIJ IN(B-(NT an sssrs ((Nl(B. :s (NzOOLOGI^ESKOGO IN(B-(NTA an sssr(B,s, 1980)
Keywords: (N|KOLOGIQ VIWOTNYHs