Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) HIGUCHI Hisashi and HIRANO Toshiyuki and SATO Fumitoshi,Study of Practical Approach for Grid-free XC Computational Method,SEISAN KENKYU,0037105X,Institute of Industrial Science The University of Tokyo,2014,66,3,273-279,https://cir.nii.ac.jp/crid/1390001204061255680,https://doi.org/10.11188/seisankenkyu.66.273