Ridwan, Ahmad Hasan, Muhammad Hasanuddin, Ikhwan Aulia Fatahillah, and Ine Fauzia. “AUTHORIZATION OF HALAL CERTIFICATION IN INDONESIA, MALAYSIA AND SINGAPORE”. International Journal of Psychosocial Rehabilitation 24, no. 8 (October 31, 2020): 7992–8011. Accessed July 24, 2026. https://psychosocial.com/index.php/ijpr/article/view/11513.