000 00290nam a2200121Ia 4500
082 _a620.1126
_bKUM
100 _aKumar, P
245 _aElements of fracture machanics
260 _aNew Delhi
_bWheeler Publication
_c1999
300 _a247P
650 _aMechanical Engineering
044 _aIndia
999 _c4713
_d4713