Pratiwi, Desi Eka. “Application of the Problem Based Learning Learning Model to the Learning Activities of Class V Students at SDN Dukuh Kupang Surabaya”. Jurnal Pendidikan dan Kebudayaan (JURDIKBUD) 3, no. 2 (July 6, 2023): 194–200. Accessed June 27, 2025. https://researchhub.id/index.php/jurdikbud/article/view/1872.