(NvIZNX DLQ NAUKI (B:s (No^ERK O VIZNI I DEQTELXNOSTI aLEKSANDRA pETROWI^A {ENNIKOWA (B(1888-1962) /s - (N{ENNIKOWA(B, (NmARIQ mIHAJLOWNAs; (NbOBROWSKIJ(B, (NrOMAN wALENTINOWI^s ((NwOLOGDA (B:s (NsEWERO(B-(NZAPADNOE KN(B. (NIZD(B-(NWO(B,s, 1964)
Keywords: (N{ENNIKOW(B, (NaLEKSANDR pETROWI^s; (NrUSSKIE U^ENYE(B- (NBOTANIKI (B- (NBIOGRAFIIs