@article{oai:kwansei.repo.nii.ac.jp:00018495,
 author = {土井, 教之 and Doi, Noriyuki},
 issue = {1},
 journal = {経済学論究},
 month = {Jun},
 pages = {73--91},
 title = {産業組織と技術的効率 : 序説},
 volume = {29},
 year = {1975}
}