著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Hiroyuki Shima,Simple Approximate Formulas for Postbuckling Deflection of Heavy Elastic Columns,Applied Sciences,2076-3417,MDPI AG,2020-10-14,10,20,7163,https://cir.nii.ac.jp/crid/1360290617657727616,https://doi.org/10.3390/app10207163