Sapti, M., Purwanto, E. B. Irawan, A. R. As’ari, C. Sa’dijah, Susiswo, and A. Wijaya. “Comparing Model-Building Process: A Model Prospective Teachers Used in Interpreting students’ Mathematical Thinking”. Journal on Mathematics Education, vol. 10, no. 2, May 2019, pp. 171-84, https://jme.ejournal.unsri.ac.id/index.php/jme/article/view/3786.