Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) OKADA Hiroo and YAMAMOTO Hiroshi and NAKATSU Kenji and MUROTSU Yoshisada,Ultimate Collapse Analysis And Reliability Assessment of Frame Structures Due to Multiple Surface Approximation for Failure Condition,"Journal of the Kansai Society of Naval Architects, Japan",03899101,The Japan Society of Naval Architects and Ocean Engineers,1991,216,0,225-230,https://cir.nii.ac.jp/crid/1390282679473180288,https://doi.org/10.14856/kansaiks.216.0_225