Journal of Petrochemical Universities
Elastic － Plastic Fracture Analysis for Internal Axial Surface Half Elliptical Cracks in Oil & Gas Pipeline
BAI Yong-qiang,WANG Tong,Lv Liang-hai,SHUAI Jian
Journal of Petrochemical Universities . 2009, (3): 71 -74 .  DOI: 10.3696/j.issn.1006-396X.2009.03.017

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