@article{oai:tsukuba.repo.nii.ac.jp:00020236, author = {MORITA, Kiiti and 森田, 紀一}, issue = {366}, journal = {Science reports of the Tokyo Kyoiku Daigaku. Section A}, month = {}, pages = {153--164}, title = {Localization in categories of modules. IV}, volume = {13}, year = {1977} }