@article{oai:kansaigaidai.repo.nii.ac.jp:00006900,
 author = {岡田, 啓 and Okada, Akira},
 journal = {研究論集, Journal of Inquiry and Research},
 month = {Jul},
 pages = {1--36},
 title = {IF vs. WHETHER : いかなる動詞・名詞・形容詞・前置詞(句)と共起するか?},
 volume = {58},
 year = {1993},
 yomi = {オカダ, アキラ}
}