FACHREZA VIA CAHYA; MARDIANA, Sri. PENGARUH KOMPOSISI PENJUALAN EKSPOR, COST OF GOODS SOLD RATIO DAN TOTAL ASSET TURNOVER TERHADAP RETURN ON ASSET PADA PT BUKIT ASAM TBK PERIODE 2015-2024. ECOTECHNOPRENEUR : Journal Economics, Technology And Entrepreneur, [S. l.], v. 4, n. 04, p. 365–380, 2025. DOI: 10.62668/ecotechnopreneur.v4i04.2032. Disponível em: https://azramedia-indonesia.azramediaindonesia.com/index.php/ecotechnopreneur/article/view/2032. Acesso em: 10 feb. 2026.