[1. Cioclov, Dragos, Mecanica ruperii materialelor, Editura Academiei Republicii Socialiste România, București, România, (1977).]Search in Google Scholar
[2. Mirone, G., Keshavarz, A., Ghajar, R., Triaxiality Factor and Lode Angle Effects on Failure of X-100 Steel Considering Plastic Anisotropy, Advanced Design and Manufacturing Technology, Vol.5, No.4, pp. 27 -31, (2012).]Search in Google Scholar
[3. Zichil, V., Coseru A., Nedeff F., Tomozei C., IOP Conf. Series: Materials Science and Engineering 012066 doi:10.1088/1757-899X/200/1/012066, Baia Mare, Romania, (2017).]Search in Google Scholar
[4. Xue L., Ductile fracture modeling - theory, experimental investigation and numerical verification, Ph.D. thesis, Massachusetts Institute of Technology, (2007).]Search in Google Scholar
[5. Xue L., Stress based fracture envelope for damage plastic solids, Engineering Fracture Mechanics, vol.76, pp. 419-438, (2009).10.1016/j.engfracmech.2008.11.010]Search in Google Scholar
[6. Danas, K., Ponte Castaned, P., Influence of the Lode parameter and the stress triaxiality on the failure of elastoplastic porous materials, International Journal of Solids and Structures, doi: 10.1016/j.ijsolstr.2012.02.006 (2012).]Search in Google Scholar
[7. Pluvinage, G., General approaches of pipeline defect assessment, Safety Reliability and Risks associated with water, oil and Gas pipelines, Edited by Pluvinage, G. and Elwany, M. , Springer, (2007).10.1007/978-1-4020-6526-2]Search in Google Scholar