• [Wiki] http://en.wikipedia.org/wiki/Neotamias_quadrivittatus.
• [ADW] https://animaldiversity.org/accounts/Tamias_quadrivittatus/.
• [AnAge] https://genomics.senescence.info/species/entry.php?species=Tamias_quadrimaculatus.
• [Kooy2010] Kooijman, S. (2010). Dynamic Energy Budget theory for metabolic organisation. Cambridge Univ. Press, Cambridge.
• [Wads1969] Wadsworth, C. E. (1969). Reproduction and growth of Eutamias quadrivittatus in southeastern Utah. Journal of Mammalogy, 50(2):256--261.