Pengaruh Financial Leverage dan Operating Leverage terhadap Profitabilitas Perusahaan Pada PT. Telekomunikasi Indonesia. EBIS [Internet]. 2016 Jul. 29 [cited 2025 Aug. 30];6(2):29-41. Available from: https://ebis-jurnal.unsuri.ac.id/index.php/ebis/article/view/37