00850nam0-22002771i-450-990002548690403321000254869FED01000254869(Aleph)000254869FED0100025486920000920d1964----km-y0itay50------baENGEquations of the Mixed TypeA.V. Bitsadze. - Traslated by P. Zador.OxfordPergamon Press1964.xiii, 160 p.23 cmEquazioni differenziali alle derivate parziali, Equazioni differenziali ed integrali519Bitsadze,Andrei Vasil'evich<1916- >13769ITUNINARICAUNIMARCBK990002548690403321MX-B-36029185MASMASEquations of the mixed type345231UNINAING01