Widjaja, I., and J. . Hutapea. “Menelisik Militansi Rasul Paulus Dalam Memenuhi Panggilan Allah Bagi Pemberitaan Injil: Examining the Militancy of the Apostle Paul in Fulfilling God’s Calling for the Proclamation of the Gospel”. Indonesian Journal of Service, vol. 1, no. 2, Nov. 2025, pp. 102-19, doi:10.46362/ijs.v1i2.50.