00777nam0-22002771i-450-99000035086040332120120201132647.0000035086FED01000035086(Aleph)000035086FED0100003508620020821d1978----km-y0itay50------baitay-------001yyStructures or why things don't fall downJ.E. Gordon.New YorkPlenum Press1978Gordon,James Edward881ITUNINARICAUNIMARCBK99000035086040332104 174-19CHA 284DINCH14 C.010.047284DINMPDINCHDINMPStructures or why things don't fall down53083UNINA