Rabiudin, Rabiudin. “Procedure Determination and Symbolic Equation Analysis As Predictors of Higher Order Thinking Skills in Physics Problem Solving”. SEARCH: Science Education Research Journal 4, no. `1 (October 30, 2025): 52–68. Accessed January 1, 2026. https://e-jurnal.iainsorong.ac.id/index.php/jaser/article/view/2577.