Ehrig, Robert W. “The Captive Husbandry and Propagation of the Cuban Rock Iguana Cyclura Nubila: Part 2. Captive Environment in a Temperate Climate”. Iguana Times, vol. 1, no. 4, Mar. 1992, pp. 18-19, https://journals.ku.edu/iguanatimes/article/view/18015.