Wiratama, Jansen, and Ririn Desanti. 2022. “Analysis and Design of Web-Based Information System for Church Congregations Case Study: Church BNKP Pewarta”. Ultima InfoSys : Jurnal Ilmu Sistem Informasi 12 (2), 115-20. https://doi.org/https://doi.org/10.31937/si.v12i2.2403.