Kumar R.V., S., V. P., S. P., D. N., K. S., and C. Srilatha. “Adenocarcinoma of Nictitans Gland in a Cow- A Case Report”. Journal of Advanced Veterinary Research, vol. 1, no. 1, Apr. 2011, pp. 24-25, https://advetresearch.com/index.php/AVR/article/view/211.