RiyantoB., WahjuningrumD., RamadhanW. and Al-FaruqiM. U. (2023) “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, 1(1), pp. 20-23. doi: 10.29244/hass.1.1.20-23.