Groves, C.P. & Oliver, W. (2008). Sus bucculentus. In: IUCN 2011. IUCN Red List of Threatened Species. Version 2011.1 (accessed 6 Nov 2011). Available online at the IUCN Red List website.

Groves, C.P., Schaller, G.B., Amato, G. and Khounboline, K. (1997). Rediscovery of the wild pig Sus bucculentus. Nature (London) 386(6623): 335.

Robins J.H., Ross, H.A., Allen, M.S. and Matisoo-Smith, E. (2006). Sus bucculentus revisited. Nature 440(7086): E7

*Blouch, R.A. (1993). The Javan Warty Pig (Sus verrucosus). Pp. 129-136 in: Oliver, W.L.R. (1993). Pigs, Peccaries and Hippos: Status Survey and Action Plan. IUCN, Gland, Switzerland. Available online at the Pig, Peccary, and Hippo Specialist Group website.

*Galbreath, G.J. (2007). A short history of claims of sympatric wild hog species in Indochina. Suiform Soundings 7(1): 6-7.

*Groves, C. (1981). Ancestors for the Pigs: Taxonomy and Phylogeny of the genus Sus. Tech. Bull. No. 3, Australian National University Press, Canberra: 96 pp.

*Groves, C.P. with Schaller, G.B. (2000). The phylogeny and biogeography of the newly discovered Annamite artiodactyls. Pp. 261-282 in Vrba, E.S. and Schaller, G.B. (eds.). Antelopes, Deer, and Relatives. Yale University Press, New Haven & London.

*MacKinnon, J. (2000). New Mammals in the 21st Century? Annals of the Missouri Botanical Garden 87(1): 63-66.

*Meijaard, E., Oliver, W.L.R., Martin, B. and Thanh, V.N. (2002). Records and reports of wild pigs in Vietnam. Asian Wild Pig News 2(2): 40-42.

*Timmins, R.J. and Cuong, T.V. (1999). An assessment of the conservation importance of the Huong Son (Annamite) Forest, Ha Tinh Province, Vietnam, based on the results of a field survey for large mammals and birds. Center for Biodiversity and Conservation, American Museum of Natural Hustory. 94 pp.

*Timmins, R.J. and Evans, T.D. (1996). Wildlife and Habitat Survey of the Nakai-Nam Theun National Biodiversity Conservation Area. A report for the Centre for Protected Areas and Watershed Management, Department of Forestry, Vientiane, Lao PDR.