Strengthening the Sharia Stock Sector as an Implementation of the Islamic Economic System in Fair Investment in Indonesia. COMPETENTIE : Journal International Sustainable Research, [S. l.], v. 2, n. 1, p. 79–89, 2025. DOI: 10.65049/dccr9d85. Disponível em: https://journal.inacexter.com/index.php/competentie/article/view/101.. Acesso em: 10 jan. 2026.