Joice Mahe Dece Vicce Wokas, I. Trang, Merinda H. Ch. Pandowo, and Genita Gracia Lumintang. “Christian Leadership Spirituality: Realizing Effective and Sustainable Church Management in the Evangelical Christian Church in Minahasa (GMIM)”. International Journal of Economics, Business and Innovation Research, Vol. 5, no. 04, June 2026, pp. 1056-72, doi:10.63922/ijebir.v5i04.4073.