Ikfini Maulaya F, Suryono. PENGARUH RETURN ON ASSET DAN DEBT TO EQUITY RATIO TERHADAP HARGA SAHAM PT VALE INDONESIA TBK TAHUN 2015-2024. journal.of.innovation.economic.and.business [Internet]. 2026 Aug. 31 [cited 2026 Sep. 11];2(2):479-91. Available from: https://langkahbersama.id/index.php/jieb/article/view/195