@article{oai:toyo.repo.nii.ac.jp:00010119,
 author = {山田, 利明},
 journal = {「エコ・フィロソフィ」研究, Eco-Philosophy},
 month = {Mar},
 pages = {15--23},
 title = {中国史に見る人口激減現象について},
 volume = {12},
 year = {2018}
}