JESSELYN SUMADIHARDJA; GERALDINE EILEEN ALEXANDRA; MARDIANA MARDIANA. Pengaruh Net Profit Margin (NPM) terhadap Return On Assets (RoA) pada PT Kalbe Farma Tbk Periode 2018–2025. MENAWAN : Jurnal Riset dan Publikasi Ilmu Ekonomi, [S. l.], v. 4, n. 5, p. 41–51, 2026. DOI: 10.61132/menawan.v4i5.2502. Disponível em: https://journal.areai.or.id/index.php/MENAWAN/article/view/2502. Acesso em: 30 sep. 2026.