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Nekaris, K. A. I.; Blackham, G. V.; Nijman, V. (2008). “Conservation implications of low encounter rates of five nocturnal primate species (Nycticebus spp.) in Asia”. Biodiversity and Conservation17 (4): 733–747. doi:10.1007/s10531-007-9308-x. ISSN0960-3115.
Pan, Deng; Chen, Jing-Hua; Groves, Colin; Wang, Ying-Xiang; Narushima, Etsuo; Fitch-Snyder, Helena; Crow, Paul; Jinggong, Xiangyu et al. (2007). “Mitochondrial Control Region and Population Genetic Patterns of Nycticebus bengalensis and N. pygmaeus”. International Journal of Primatology28 (4): 791–799. doi:10.1007/s10764-007-9157-1. ISSN0164-0291.
Ehrlich, Annette; Musicant, Alan (1977). “Social and Individual Behaviors in Captive Slow Lorises”. Behaviour60 (3): 195–219. doi:10.1163/156853977X00207. ISSN0005-7959.
Elliot, Orville; Elliot, Marjorie (1967). “Field Notes on the Slow Loris in Malaya”. Journal of Mammalogy48 (3): 497. doi:10.2307/1377803. ISSN00222372.
Wiens, Frank; Zitzmann, Annette (1999). “Predation on a Wild Slow Loris <i>(Nycticebus coucang)</i> by a Reticulated Python <i>(Python reticulatus)</i>”. Folia Primatologica70 (6): 362–364. doi:10.1159/000021719. ISSN1421-9980.