Yoon, Gilha, Najiya Al-Saadi, and Aisha Ambuali. 2015. “Gill Histology of Nile Tilapia Oreochromis Niloticus Following Chronic and Acute Exposure to Ammonia”. Journal of Agricultural and Marine Sciences [JAMS] 20 (January):66-72. https://journals.squ.edu.om/index.php/jams/article/view/713.