Hidayanti, Andina Nurnida, and Supriyadi. “ANALYSIS THE IMPLEMENTATION OF CONTEXTUAL BASED PROBLEM BASED LEARNING IN STRENGTHENING THE MATHEMATICAL CRITICAL THINKING OF LOWER GRADE”. Jurnal Ilmiah Pendidikan Citra Bakti 13, no. 1 (February 15, 2026): 112–126. Accessed April 16, 2026. https://jurnal.citrabakti.ac.id/index.php/jil/article/view/6721.