RAKHMIYATI. USE OF APPLICATION BASED MODULE ON ADDITIVE AND ADDICTIVE MATERIALS FOR LEARNING ACTIVITIES DURING PANDEMIC COVID -19 (Study at a Student of Junior High School Muhammadiyah 1 Sleman). Proceeding International Conference on Science and Engineering, [S. l.], v. 4, p. 335–337, 2021. Disponível em: http://sunankalijaga.org/prosiding/index.php/icse/article/view/682. Acesso em: 19 feb. 2025.