Zainuddin, Z., S. Aslamyah, and H. Hamzah. “Effect of Protein Level on Growth Performance of Abalone Haliotis Squamata”. International Journal of Sciences: Basic and Applied Research (IJSBAR), vol. 37, no. 3, Mar. 2018, pp. 128-35, https://www.gssrr.org/index.php/JournalOfBasicAndApplied/article/view/8780.