@article{oai:kansaigaidai.repo.nii.ac.jp:00006922,
 author = {岡田, 啓 and Okada, Akira},
 journal = {研究論集, Journal of Inquiry and Research},
 month = {Jan},
 pages = {1--53},
 title = {Asleep vs Sleeping},
 volume = {57},
 year = {1993},
 yomi = {オカダ, アキラ}
}