N. P. Diana Listyani, A. A. I. D. A. Utami, and I. W. Budiarta, “Improving Critical Thinking and Problem Solving Skills of Grade VIII Students: A Descriptive Study through Photovoice-assisted Problem-Based Learning in Pancasila Education at SMP Negeri 3 Singaraja”, JMPPPKn, vol. 7, no. 2, pp. 36–41, Oct. 2025.