@article{oai:omnh.repo.nii.ac.jp:00001257,
 author = {大西, 敏一 and Oonishi, Toshikazu},
 issue = {2},
 journal = {地域自然史と保全, Bulletin of Kansai Organization for Nature Conservation},
 month = {Dec},
 pages = {95--101},
 title = {大阪府のサシバの現状：近年の生息状況と生息に影響を与える要因},
 volume = {38},
 year = {2016},
 yomi = {オオニシ, トシカズ}
}