@article{oai:kwansei.repo.nii.ac.jp:00018515,
 author = {土井, 教之 and Doi, Noriyuki},
 issue = {4},
 journal = {経済学論究},
 month = {Mar},
 pages = {57--94},
 title = {企業の規模構造と利潤率},
 volume = {32},
 year = {1979}
}