ABBAS, Ahmad. Does Zakat Signal the Firm Value? An Additional Inference of Mining and Manufacturing Zakatnomics. International Journal of Zakat, [S. l.], v. 5, n. 1, p. 55–66, 2020. DOI: 10.37706/ijaz.v5i1.205. Disponível em: https://ijaz.baznas.go.id.ijazbaznas.com/index.php/journal/article/view/205. Acesso em: 4 jun. 2026.