@article{oai:u-ryukyu.repo.nii.ac.jp:02017648, author = {尾方, 隆幸 and Ogata, Takayuki}, issue = {12}, journal = {沖縄地理}, pages = {69--75}, title = {[資料] 琉球列島におけるジオパーク活動(第3報)} }