| Citation | Hokkaido Government, 2001. Threatened Wildlife of Hokkaido - Red Data Book of Hokkaido. Hokkaido Government, Sapporo. (http://rdb.hokkaido-ies.go.jp; http://rdb.hokkaido-ies.go.jp/page/answer_list.asp?list=2&ctg=05&rdb) |
| DOI / ISBN | |
| Paper URL | |
| Ref. No. | 95713 |
| Language | English |
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