(NtEORIQ GRAFOW (B:s (NpER(B. (NS ANGL(B. /s - (NoRE(B, (NoJSTINs; (NwRUBLEWSKAQ(B, (Ni(B.(Nn(B.s; (NwOROBXEW(B, (Nn(B.(Nn(B.s ((NmOSKWA (B:s (NnAUKA (B,s, 1980)
by Oystein Ore -
Keywords: (NgRAFOW TEORIQ (B((NMAT(B.)s