MUNA, A. R.; HAPPY, N.; AMIN, F. PENINGKATAN KEMAMPUAN PEMECAHAN MASALAH MATEMATIS PESERTA DIDIK MELALUI IMPLEMENTASI MODEL PROBLEM BASED LEARNING DENGAN PENDEKATAN TEACHING AT THE RIGHT LEVEL BERBANTU LKPD. Prosiding Seminar Nasional Pendidikan Profesi Guru, [S. l.], v. 2, n. 1, p. 1–12, 2024. Disponível em: https://conference.upgris.ac.id/index.php/psnppg/article/view/6240. Acesso em: 30 jan. 2026.