L. Cia, R. and Salih, M. (2015) “Problem Solving Confidence and Attitudes in Mathematics of Grade Six Pupils of Sawata Ernandcor Central Elementary School”, Jurnal Pendidikan Sains dan Matematik Malaysia, 5(1), pp. 35–43. Available at: https://ejournal.upsi.edu.my/index.php/JPSMM/article/view/2141 (Accessed: 5 May 2024).