Nurmalia, A. I., & Zulkarnain, I. (2026). Pengaruh ROA, DER, dan EPS terhadap Harga Saham Minyak dan Gas BEI. RIGGS: Journal of Artificial Intelligence and Digital Business, 5(1), 2639–2651. https://doi.org/10.31004/riggs.v5i1.5698