Indraswari, Tutri, and Muhammad Alfiadi. “Pengaruh Current Ratio Dan Debt to Equity Ratio Terhadap Net Profit Margin Pada PT. Bumi Serpong Damai Tbk. Periode 2012-2021”. Jurnal Ilmiah PERKUSI 3, no. 2 (April 11, 2023): 351–358. Accessed December 23, 2024. https://openjournal.unpam.ac.id/index.php/JIPER/article/view/29586.