(NkRAEWYE ZADA^I W OBLASTQH S MELKOZERNISTOJ GRANICEJ (B/s - (NmAR^ENKO(B, (NwLADIMIR aLEKSANDROWI^s; (NhRUSLOW(B, (NeWGENIJ qKOWLEWI^s ((NkIEW (B:s (NnAUK(B. (NDUMKA(B,s, 1974)
Keywords: (NwYS[AQ MATEMATIKAs