Fasta, Clara. “Analisis Rasio Profitabilitas Kinerja Keuangan Pada Pt. Astra Internasional Tbk Periode 2017-2021”. Prosiding Seminar Nasional Manajemen, vol. 3, no. 2, Aug. 2024, pp. 22621-6, https://openjournal.unpam.ac.id/index.php/PSM/article/view/43064.