Ahmad Agus Yasin, and Siska Alda. “Pengaruh Price Earning Ratio (PER) Dan Return On Assets (ROA) Terhadap Harga Saham Pada PT PolyChem Indonesia TBK Periode 2013-2022”. JURNAL SeMaRaK 8, no. 1 (February 20, 2025): 63–73. Accessed March 10, 2025. https://openjournal.unpam.ac.id/index.php/smk/article/view/47925.