@article{oai:obihiro.repo.nii.ac.jp:00001862,
 author = {奥山, 美和 and Fujimaki, Yuzo and 藤巻, 裕蔵},
 issue = {3},
 journal = {帯広畜産大学学術研究報告. 自然科学, Research bulletin of Obihiro University. Natural science},
 month = {Oct},
 note = {application/pdf},
 pages = {135--142},
 title = {北海道十勝地方の鳥類10. 十勝川下流沿いの沼のカモ科鳥類},
 volume = {22},
 year = {2001}
}