Br Tambun1, Effi Juliana, Hela Azzahra, Bella Triandini, Deny Solihin, and Enno Triandini. “Implementation of Design Thinking in the Development of Mathematics Lesson Plan”. Culture education and technology research (Cetera) 2, no. 2 (April 5, 2025): 112–119. Accessed October 6, 2026. https://cetera.web.id/index.php/ctr/article/view/104.