@phdthesis{oai:meiji.repo.nii.ac.jp:00017703,
 author = {井上, 賢哉},
 month = {},
 note = {Article, 2022},
 school = {明治大学},
 title = {和牛繁殖農家の存続要因に関する実証研究},
 year = {2023}
}