Katuuk, Deitje Adolfin, and Deysti Trifena Tarusu. “Effectiveness of Geometry Learning Based on PPG Daljab Student Technology through the Project-Based Learning Model in Elementary School Students”. International Journal of Information Technology and Education 3, no. 2 (March 8, 2024): 122–130. Accessed August 1, 2025. http://ijite.jredu.id/index.php/ijite/article/view/182.