(NbOTANIKO(B-(NGEOGRAFI^ESKIJ O^ERK rOSSII (B/ s - (NbU[(B, (NnIKOLAJ aDOLXFOWI^s ([(NpETROGRAD(B] :s (Nb(B. (NI(B.,s, 1923)
Keywords: (NbOTANIKAs -- (NrOSSIQs