Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI)
Hirai Katsui and Yanagawa Hisashi,"The characteristics of Eurasian Sparrowhawk nest trees and stands in the Tokachi Plain, Hokkaido, northern Japan",Japanese Journal of Ornithology,0913400X,The Ornithological Society of Japan,2012,61,1,142-147,https://cir.nii.ac.jp/crid/1390282679458595328,https://doi.org/10.3838/jjo.61.142