SAENGRUNG, P.; COMESORN, S.; PUMSANTHIA, U. The Development of Learning Activities Based on the Tpack Concept of Graphs and Linear Relationships to Enhance Mathematical Conceptual Understanding of Seventh Grade Students. Journal of Graduate Research, [S. l.], v. 13, n. 2, p. 71–86, 2022. Disponível em: https://so02.tci-thaijo.org/index.php/banditvijai/article/view/258015. Acesso em: 16 sep. 2026.