Srivorakul, S., K. Boonsri, T. Vechmanus, P. Boonthong, M. G. O’Sullivan, and K. Pringproa. “Localized Histiocytic Sarcoma in a Captive Capybara (Hydrochoerus Hydrochaeris)”. The Thai Journal of Veterinary Medicine, vol. 47, no. 1, Apr. 2017, pp. 131-5, https://he01.tci-thaijo.org/index.php/tjvm/article/view/82197.