Nasution H, Muhammad Irwan Padli Nasution, Muhammad Habibi Siregar. Analysis of The Impact of Riba Nasi’ah Practices on Digital Consumer Protection and Sharia Business Ethics of Halal Cake Umkm in E-Commerce. IJERLAS [Internet]. 2026 Jun. 29 [cited 2026 Jun. 30];6(3). Available from: https://radjapublika.com/index.php/IJERLAS/article/view/5554