H. Thahira and L. D. Arsyianti, “The influence of halal labels and marketing mix on purchase decisions for Kopi Kenangan online food delivery in Jabodetabek area, Indonesia”, Halal Stud. Soc., vol. 2, no. 2, pp. 11–14, Mar. 2025, doi: 10.29244/hass.2.2.11-14.