00502cam a22001934a 4500003001000000005001700010008004100027040002500068041000800093044000800101080001100109100001900120245002600139260003100165490004700196650002700243655001900270700001900289AR-SsjUIB20250710155158.0250429s1969    xxk           000 0 eng d  aAR-SsjUIBcAR-SsjUIB0 aeng  axxk  a620.181 aSmallman, R.E.10aModern metallography.  aOxford :bPergamon,c1969.0 aThe commonwealth and international library 7aCristalografía2lemb 7aLibro2unescot1 aAshbee, K.H.G.