Setiyani, Putri DP, Ferdianto F, Fauji SH. Designing a digital teaching module based on mathematical communication in relation and function. j. math. educ. [Internet]. 2020 May 1 [cited 2025 Apr. 28];11(2):223-36. Available from: http://jme.ejournal.unsri.ac.id/index.php/jme/article/view/3668