| Chasen, F.N., 1940. A handlist of Malaysian mammals: a systematic list of the mammals of the Malay Peninsula, Sumatra, Borneo and Java, including the adjacent small islands. Bulletin of the Raffles Museum 15: i-xx, 1-209, map 1
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| Chasen, F.N., 1925. A preliminary account of the mammals of Singapore island. Singapore Naturalist no. 5: 74-86
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