Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Hayashi Yuko,"Past and Present Distribution of Blakiston's Fish Owl (Ketupa blakistoni) in Hokkaido, Japan. Based upon Museum Specimens.",Journal of the Yamashina Institute for Ornithology,0044-0183,Yamashina Institute for Ornitology,1999,31,1,45-61,https://cir.nii.ac.jp/crid/1390001205038104064,https://doi.org/10.3312/jyio1952.31.45