FITRIANINGRUM, F. DEVELOPMENT OF CONTEXTUAL-BASED MATHEMATICS STUDENT ACTIVITY SHEETS (LKS) AT SMP N 11 YOGYAKARTA. Tesseract: International Journal of Geometry and Applied Mathematics, [S. l.], v. 1, n. 2, p. 54–59, 2023. DOI: 10.57254/tess.v1i2.11. Disponível em: http://tesseract.nindikayla.com/index.php/home/article/view/11. Acesso em: 3 oct. 2025.