Pontoh, Syakinah Novia Putri, et al. “Effectiveness of the Problem-Posing Learning Model on the Learning Outcomes of Seventh-Grade Students at SMP Negeri 1 Palu”. Journal of Educational Sciences, vol. 10, no. 5, May 2026, pp. 1039-4, https://doi.org/10.31258/jes.10.5.p.1039-1049.