00925nam1-22002891i-450-99000088958040332120001010000088958FED01000088958(Aleph)000088958FED0100008895820001010d--------km-y0itay50------baitay-------001yyProceedings Symposium International on Prestressed Concrete Pipes Poles Pressurevessel and Sleepers, Vol.IIndias.e.1972.0019900009006204033212001 Vol.ICemento armato precompressoProceedings492455ITUNINARICAUNIMARCBK99000088958040332103 CP.0,1132640IINTCIINTCProceedings Symposium International on Prestressed Concrete Pipes Poles Pressurevessel and Sleepers, Vol.I356534UNINAING01