Abdi Asmo, Adol Bastian, Neng Kamarni. Ex-Dividend Date: Problematic Abnormal Returns for Sharia Stock Index Companies. jespb [Internet]. 2024Apr.22 [cited 2026Jun.15];9(01):114-26. Available from: https://www.journal.lppmpelitabangsa.id/index.php/jespb/article/view/1198