(NaKWARIUMNYE RYBY (B/s - (NpOLONSKIJ(B, (NaSSAR sEMENOWI^s ((NkALININGRAD (B:s (NkALININGR(B. (NKN(B. (NIZD(B-(NWO(B,s, 1974)
Keywords: (NrYBY AKWARIUMNYEs