Suryaningrum CW, Purwanto, Subanji, Susanto H, Ningtyas YDWK, Irfan M. Semiotic reasoning emerges in constructing properties of a rectangle: a study of adversity quotient. j. math. educ. [Internet]. 2020 Jan. 2 [cited 2025 Jul. 10];11(1):95-110. Available from: https://jme.ejournal.unsri.ac.id/index.php/jme/article/view/3811