Ahmad Tarmizi, R., Kargar, M., & Saadati, F. (2015). Correlates of Mathematics Attitude and Problem Solving Behaviour among Teheran, Republic of Iran Year 10 Students. Jurnal Pendidikan Sains Dan Matematik Malaysia, 5(1), 18-34. https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/2139