Ainurrohmah, Syifa’, and Yunaita Rahmawati. “Sustainable Economic Model for Islamic Boarding Schools: The Role of Sharia Cooperatives, Halal Certification, and Digital Transformation”. Journal International Economic Sharia 1, no. 4 (March 10, 2024): 280–294. Accessed July 29, 2026. https://analysisdata.co.id/index.php/JIES/article/view/282.