Rusman Rusman, Nafisah Nurulrahmatia, and Muhamad Rimawan. “Pengaruh Gross Profit Margin (GPM) Terhadap Harga Saham PT Gudang Garam TBK”. Journal of Islamic Economics and Finance 2, no. 3 (July 31, 2024): 259–268. Accessed September 19, 2024. https://jurnal.stikes-ibnusina.ac.id/index.php/JUREKSI/article/view/1627.