00754nam0-22003011i-450-990000529460403321200010100 7131 3266 3000052946FED01000052946(Aleph)000052946FED0100005294620001010d--------km-y0itay50------baitay-------001yyImpact strength of materialsW. JohnsonLondonArnold Ltd1983361 p.23 cmMetalliResistenza620.112Johnson,WilliamITUNINARICAUNIMARCBK99000052946040332105 SC 19 1288DININDININUNINAING01