(NiNFEKCIONNYE I INWAZIONNYE BOLEZNI WODOPLAWA@]IH PTIC (B/s - (NkRYLOW(B, (NmSTISLAW wLADIMIROWI^s; (NtER@HANOW(B, (Na(B.(Nb(B.s ((NlENINGRAD (B:s (NkOLOS(B,s, 1975)
Keywords: (NbOLEZNI PTICs