著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Masaru Hasegawa and Emi Arai and Megumi Sato and Hidetsugu Sakai,"Plasma Testosterone Levels Increase with Expression of Male Ornaments During Mating, but not Incubation, in Japanese Barn Swallows",Zoological science,02890003,Tokyo : Zoological Society of Japan,2017-08,34,4,261-266,https://cir.nii.ac.jp/crid/1522262180346060800,