M. D. Y. Ludji, A. C. Talakua, and D. A. Sitaniapessy, “Perancangan Sistem Informasi Pelayanan Ibadah di Gereja Kristen Sumba Jemaat Patawang Menggunakan Object Oriented Analysis and Design: Design of Worship Service Information System at Sumba Christian Church Patawang Congregation Using Object Oriented Analysis and Design”, MALCOM, vol. 4, no. 1, pp. 240-246, Jan. 2024.