Karo, P. V. P. B. ., O. A. . Ratnawati, J. P. . Mairing, dan P. Pancarita. “The Effectiveness of the Problem-Based Learning (PBL) Model and the Discovery Learning (DL) Model in Terms of Students’ Mathematics Learning Outcomes”. JURNAL PENDIDIKAN, vol. 26, no. 1, Juli 2025, hlm. 15-30, doi:10.52850/jpn.v26i1.19732.