Dwitya R, Ansori I. ANALISIS IMPLEMENTASI MODEL PROBLEM BASED LEARNING PADA MATA PELAJARAN MATEMATIKA DI KELAS IV SD NEGERI CEPOKO KOTA SEMARANG. autentik [Internet]. 2025 Sep. 5 [cited 2026 Jan. 1];9(2):213-2. Available from: https://autentik.stkippgrisumenep.ac.id/index.php/autentik/article/view/662