00785nam0-22003011i-450-99000087902040332120001010000087902FED01000087902(Aleph)000087902FED0100008790220001010d--------km-y0itay50------baitay-------001yyDynamics of StructuresLondonMcGraw Hill Book Company1986p.634ill.cm 21Dinamica - SismicaClough,Ray W.29287Penzien,JosephITUNINARICAUNIMARCBK99000087902040332103 D.0,217185IINTCIINTCDynamics of structures329345UNINAING01