Fatah, M. I., N. Asnawi, S. Segaf, and P. Parmujianto. “Case Study at KSPPS BMT UGT Nusantara Indonesia an Analysis of Using Mobile Applications to Increase Fee-Based Income ”. Enrichment : Journal of Management, Vol. 13, no. 2, June 2023, pp. 1182-91, doi:10.35335/enrichment.v13i2.1428.