Shanti, Made Rai Suci, Edi Istiyono, and Sudji Munadi. “The Effectiveness of Learning to Improve students’ Higher-Order Thinking Skills”. Cypriot Journal of Educational Sciences 17, no. 5 (May 30, 2022): 1576–1587. Accessed May 5, 2024. https://un-pub.eu/ojs/index.php/cjes/article/view/7220.