00320nam a2200121Ia 4500008004100000020001800041100001900059245003500078250001900113260002700132300001700159650002200176240817s9999    xx            000 0 und d  a9780000000000  aKumar,Prashant 0aElements of fracture mechanics  a620.1126 K96,e  c2009a New Delhib TMH  axvi, 273p p.  a Mechanical Engg.