Effendi AD. Dampak Return On Assets (ROA) dan Debt To Equity Ratio (DER) Terhadap Harga Saham PT Telkom Indonesia Tbk Periode 2011-2020. JD [Internet]. 2022 Aug. 12 [cited 2026 Apr. 23];20(2):119-25. Available from: https://jurnaldialektika.com/index.php/piani/article/view/112