Pulungan K, Destini R, Zahari CL. Analysis of mathematical problem solving ability mathematical problem solving ability in terms of adversity quotient in problem based learning model class VIII Junior High School 2 Delitua. Cendikia [Internet]. 2025May30 [cited 2026Apr.22];15(5):313-20. Available from: https://www.iocscience.org/ejournal/index.php/Cendikia/article/view/6244