Winanto Poernomo, Windy Eka Saputri, Pandu Adi Cakranegara, and Tutur Wicaksono, “IMPROVING STUDENTS’ UNDERSTANDING OF BASIC ECONOMIC CONCEPTS AND ENTREPRENEURIAL SPIRIT THROUGH THE BUYING AND SELLING GAME SIMULATION METHOD AT CITRA KASIH SCHOOL”, J-ABDI, vol. 5, no. 6, pp. 1591–1596, Nov. 2025.