Kennedy, Posma Sariguna Johnson, Rahayu Widya Murti, Suzanna Josephine Tobing, and Emma Tampubolon. 2020. “Pengaruh Perubahan PER Dan Perubahan EPS Terhadap Perubahan Harga Saham Sektor Infrastruktur Di BEI”. IKRAITH-EKONOMIKA 4 (1), 115-21. https://ojs.upi-yai.ac.id/index.php/IKRAITH-EKONOMIKA/article/view/1063.