著者名,タイトル,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Nagashima,Development of a damage propagation analysis system based on level set XFEM using the cohesive zone model,Comput Struct,,,2015,,,,https://cir.nii.ac.jp/crid/1371975841602875907,