@article{oai:tsukuba.repo.nii.ac.jp:00015726,
 author = {Colby, R.R. and Fuller, K.R.},
 issue = {2},
 journal = {Tsukuba Journal of Mathematics},
 month = {Dec},
 pages = {343--352},
 title = {A note on the Nakayama conjectures},
 volume = {14},
 year = {1990}
}