Nurmalia, A.I. and 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 (Feb. 2026), 2639–2651. DOI:https://doi.org/10.31004/riggs.v5i1.5698.