YANTI, F.; BAYU NUGROHO, P.; GUNAWAN, W. Analysis of Learning Difficulties of Class XI Students at SMK Muhammadiyah Kotabumi. International Journal of Progressive Mathematics Education, [S. l.], v. 2, n. 1, p. 24–34, 2022. DOI: 10.22236/ijopme.v2i1.8899. Disponível em: https://journal.uhamka.ac.id/index.php/ijopme/article/view/8899. Acesso em: 16 jul. 2024.