A description of three-dimensional yield surfaces by cubic polynomials

LI-WEI LIUHong, H.-K.H.-K.HongHONG-KI HONG2019-12-192019-12-192017https://scholars.lib.ntu.edu.tw/handle/123456789/435966A description of three-dimensional yield surfaces by cubic polynomialsjournal article10.1061/(ASCE)EM.1943-7889.00013472-s2.0-85029180576https://www.scopus.com/inward/record.uri?eid=2-s2.0-85029180576&doi=10.1061%2f%28ASCE%29EM.1943-7889.0001347&partnerID=40&md5=1d2d04700265f004b849c4e6f6f1d0e6