“AN ANALYSIS OF STUDENTS’ LEARNING OUTCOMES AFTER THE IMPLEMENTATION OF PROBLEM BASED LEARNING (PBL) IN THE DEVELOPMENT OF MATHEMATICS WORKSHEETS IN ELEMENTARY SCHOOLS: A LITERATURE STUDY” (2024) Jurnal Merah Putih Sekolah Dasar, 1(4), pp. 125–139. doi:10.24114/jmpsd.v1i4.58626.