The Emergence and Development of the Science of Usul al-Fiqh (A study of the stages of jurisprudence and its schools in the first four centuries AH). Sana’a University Journal of Human Sciences, [S. l.], v. 4, n. 6, p. 40–77, 2025. DOI: 10.59628/jhs.v4i6.1574. Disponível em: https://journals.su.edu.ye/index.php/jhs/article/view/1574. Acesso em: 5 may. 2026.