00823nam0-22003011i-450-99000109606040332120040526153754.00-471-81967-0000109606FED01000109606(Aleph)000109606FED0100010960620020001d--------km-y0itay50------baengGreen's Functions and Boundary Value ProblemsIvar StakgoldNew YorkJohn Wiley1979fotocopiaFisica matematicaFisica teorica530Stakgold,Ivar44702ITUNINARICAUNIMARCBK99000109606040332120-133F16860FI1FI1Green's functions and boundary value problems332409UNINA