• [Wiki] http://en.wikipedia.org/wiki/Urocitellus_beldingi.
• [AnAge] http://genomics.senescence.info/species/entry.php?species=Urocitellus_beldingi.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [MortTung1971] Morton, M. L. and chu Lucy Tung, H. (1971). Growth and development in the belding ground squirrel (Spermophilus beldingi beldingi). Journal of Mammalogy, 52(3):611--616.