Nurhalizah, Ayu Rahayu, et al. “The Legality Of Zakat Blockchain In Indonesia: In the Perspective of Islamic Law and Indonesian Positive Law”. LAA MAISYIR : Jurnal Ekonomi Islam, vol. 8, no. 2, Dec. 2021, pp. 224-38, doi:10.24252/lamaisyir.v8i2.22260.