Setyowati, R., Darwanto, D., Adityawarman, A., & Notolegowo, H. K. (2021). Transaction Cost Analysis on The Financing of The Baitul Maal Wat Tamwil. Economica: Jurnal Ekonomi Islam, 12(2), 239–256. https://doi.org/10.21580/economica.2021.12.2.9142