(NaNALITI^ESKIE METODY W TEORII FILXTRACII I TEPLOPROWODNOSTI (B/s - (NfILX^AKOW(B, (Np(B.(Nf(B.s; (NiNSTITUT MATEMATIKI an ussrs ((NkIEW (B:s (Nb(B. (NI(B.,s, 1973)
(Nan ussr(B, (NiN(B-(NT MATEMATIKIs
Keywords: (NtEPLOPROWODNOSTXs; (NfILXTRACIQs