PRAKOSO, Muhammad Fajar Dito; KURNIA, Ariel Izza; IKHWAN, Ihsanul. Efficiency of Indonesian Zakat Institutions in Times of Covid-19: A Two-Stage DEA Analysis. International Journal of Zakat, [S. l.], v. 8, n. 2, p. 67–82, 2023. DOI: 10.37706/ijaz.v8i2.477. Disponível em: https://ijazbaznas.com/index.php/journal/article/view/477. Acesso em: 27 may. 2026.