Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) MA Ninshu and TAKADA Kenji and SHIMIZU Norio,Isogeometric Analysis and Its Application to Sheet Metal Forming Simulation,PLASTOS,00381586,The Japan Society for Technology of Plasticity,2020,3,31,400-404,https://cir.nii.ac.jp/crid/1390285300178156160,https://doi.org/10.32277/plastos.3.31_400