Anisa, Anisa. “Comparative Study of the Ijtihad Method of the Indonesian Ulema Council and Bahtsul Masail Nahdlatul Ulama on the Fatwa of the Astrazeneca Vaccine”. Ulumuddin Journal of Islamic Legal Studies 2, no. 1 (April 10, 2022): 1–20. Accessed September 27, 2024. https://ejournal.umm.ac.id/index.php/ulum/article/view/20852.