@article{oai:seijo.repo.nii.ac.jp:00001392,
 author = {岡田, 清},
 issue = {65},
 journal = {成城大學經濟研究},
 month = {Mar},
 note = {P(論文)},
 pages = {31--49},
 title = {<論文>自然独占論とその周辺},
 year = {1979}
}