AZIZAH SORMIN, Masdelima; SORMIN, Darliana; RAHMA YANTI SORMIN, Mira; KHOLIJAH, Adek; SIREGAR, Ihsan. Development of Problem Based Mathematics Module (Calculating Professional Zakat) to Improve Student’s Mathematic Problem Solving. KnE Social Sciences, [S. l.], v. 8, n. 4, p. 292–298, 2023. DOI: 10.18502/kss.v8i4.12910. Disponível em: https://knepublishing.com/index.php/KnE-Social/article/view/12910. Acesso em: 1 dec. 2025.