RiyantoB., WahjuningrumD., RamadhanW., and Al-FaruqiM. U. “Developing a Standard for Authenticating Halal Gelatine Catfish Skin: A Study on the Effect of Periodization Quarantine (istihalah) on Gelatin Quality in Catfish Fed With Pig-Contaminated Feeds”. Halal Studies and Society, Vol. 1, no. 1, Dec. 2023, pp. 20-23, doi:10.29244/hass.1.1.20-23.