Che Jamil Shukri, Puteri Fariha Ainani, et al. “A Conceptual Framework for Digital Advertising Spend Optimisation via TikTok As a Social Media Platform”. Journal of Islamic, Social, Economics and Development, vol. 10, no. 77, Oct. 2025, pp. 1158-66, https://academicinspired.com/jised/article/view/3661.