@misc{oai:repository.naro.go.jp:00006206,
 author = {川頭, 洋一 and KAWAZU, Yoichi},
 month = {2021-02-26, 2021-02-26},
 note = {pdf, Photo 3},
 title = {Rubber plantation in Mondul Kiri Province.},
 year = {},
 yomi = {カワズ, ヨウイチ}
}