Hudzaifah, Yasir, et al. “Halal Awareness, Brand Image, and Viral Marketing: Three Key Factors Influencing Purchasing Decisions for Halal Skin Care and Cosmetics Products in Pontianak”. Ekuilibrium : Jurnal Ilmiah Bidang Ilmu Ekonomi, vol. 19, no. 1, Mar. 2024, pp. 42-58, doi:10.24269/ekuilibrium.v19i1.2024.pp42-58.