@article{oai:ipsj.ixsq.nii.ac.jp:00005629, author = {渡辺, 隼郎 and Watanabe, Shunro}, issue = {4}, journal = {情報処理}, month = {Apr}, title = {数式処理:有限項で不定積分と微分方程式の解を表す:歴史と現状}, volume = {27}, year = {1986} }