@article{oai:kochi.repo.nii.ac.jp:00004149,
 author = {頭川, 博},
 journal = {高知大学学術研究報告 社会科学編},
 month = {Dec},
 note = {application/pdf},
 pages = {1--20},
 title = {価値と平均利潤法則},
 volume = {37},
 year = {1988}
}