Hammadi Hadid, S., M. S. El-Din Abdel-Amir, and M. Latif Saleh. “Ruling on Zakat on Digital Currencies Rooted in the Noble Qur’an and the Prophet’s Sunnah”. KnE Social Sciences, Vol. 8, no. 6, Mar. 2023, pp. 888–900, doi:10.18502/kss.v8i6.13148.