@article{oai:minpaku.repo.nii.ac.jp:00008292,
 author = {郑, 南 and Zhang, Nan},
 journal = {Senri Ethnological Studies},
 month = {Mar},
 pages = {99--114},
 title = {American Crops into China : Discourse on Influences of Corn, Sweet Potato, and Potato},
 volume = {100},
 year = {2019}
}