Valverde, A.

Valverde, A.; Crawshaw, G.J.; Cribb, N.; Bellei, M.; Gianoti, G.; Arroyo, L.C.; Koenig, J.; Kummrow, M.; Costa, M.C. 2010. Anesthetic management of a white rhinoceros (Ceratotherium simum) undergoing an emergency exploratory celiotomy for colic. Veterinary Anaesthesia and Analgesia 37: 280-285.

Esson, D.W.; Wellehan, J.F.X.; Lafortune, M.; Valverde, A.; Citino, S.B. 2006. Surgical management of a malacic corneal ulcer in a greater one-horned Asian rhinoceros (Rhinoceros unicornis) using a free island tarsoconjunctival graft. Veterinary Ophthalmology 9 (1): 65-69, figs. 1-4.