@article{oai:teapot.lib.ocha.ac.jp:00038129, author = {沖山, 義光}, journal = {研究紀要}, month = {}, note = {application/pdf, 紀要論文}, pages = {143--157}, title = {錐体の体積を区分求積法の考えで求める(2006年度公開研究会「数学I」)}, volume = {52}, year = {2006} }