ABDULLAH, Zaki; NAJMI, Dinda Aisyah; DONNA, Duddy Roesmara. Measuring Amil Happiness Using Psychological Approach: Evidence from Yogyakarta, Indonesia. International Journal of Zakat, [S. l.], v. 4, n. 2, p. 13–22, 2019. DOI: 10.37706/ijaz.v4i2.188. Disponível em: https://mail.ijazbaznas.com/index.php/journal/article/view/188. Acesso em: 1 may. 2026.