00677nam0-22002651i-450-99000083073040332120001010000083073FED01000083073(Aleph)000083073FED0100008307320001010d--------km-y0itay50------baitay-------001yyPlane waves and spherical meanss.l.SpringerJohn,Fritz331219ITUNINARICAUNIMARCBK99000083073040332102 60 B 323758FINBNFINBNPlane waves and spherical means108203UNINAING01