Azhari, Dimas, et al. “Analysis of the Implemention of Bay’ Al-Wafa’ Transactions on Farmers in Pulau Gambar Village Serba Jadi District Serdang Bedagai Regency”. Jurnal Ekonomi, Manajemen, Akuntansi Dan Keuangan, vol. 3, no. 4, Oct. 2022, pp. 1305–1316, doi:10.53697/emak.v3i4.1007.