@article{oai:kitami-it.repo.nii.ac.jp:00006303, author = {Shigho, KATO}, issue = {2}, journal = {北見工業大学研究報告}, month = {Jun}, note = {application/pdf}, pages = {505--508}, title = {A Remark on a Differential Equation in Banach Space}, volume = {3}, year = {1972} }