• [Wiki] http://en.wikipedia.org/wiki/Ursus_thibetanus.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Ursus_thibetanus.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [RuriNori2009] Ruriko, I., Noriko, N., Nakamura, T., Urashima, T., Shimozuru, M., Murase, T., and Tsubota, T. (2009). Change in body weight of mothers and neonates and in milk composition during denning period in captive Japanese black bears(Ursus thibetanus japonicus). Japanese Journal of Veterinary Research, 57(1): 13-22, pages 13--22.