 | doi:10.11238/mammalianscience.54.299. Ōhata Kōji 大畑孝二 (1990). 折居彪二郎によるウトナイ湖の鳥類ほか観察記録 [Orii Hyōjirō's Records of Sightings of Birds &c. on Lake Utonai] (PDF)... 13 KB (1,289 words) - 23:43, 10 December 2023 |
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