Riskiyanti, Alfiyani Riski, and Vidya Amalia Rismanty. 2025. “Pengaruh Debt to Equity Ratio (Der) Dan Earning Per Share (Eps) Terhadap Return on Asset (Roa) Pada PT Kalbe Farma Tbk Periode 2012-2023”. Jurnal Ilmiah PERKUSI 5 (2):401-11. https://doi.org/10.32493/j.perkusi.v5i2.48510.