@article{oai:tsukuba.repo.nii.ac.jp:00015874,
 author = {Makino, Ryohei},
 issue = {2},
 journal = {Tsukuba Journal of Mathematics},
 month = {Dec},
 pages = {465--477},
 title = {Balanced modules and rings of left colocal type},
 volume = {15},
 year = {1991}
}