Khofifah U, Ervina Eka Subekti, Siti Patonah, Siti Kusniati. Penerapan Model Problem Based Learning (PBL) Untuk Meningkatkan Keterampilan Berpikir Kritis Mata Pelajaran Matematika Kelas 2B SDN Karanganyar Gunung 02. psnppg [Internet]. 2025 Jun. 30 [cited 2025 Dec. 5];3(1):25030109. Available from: https://conference.upgris.ac.id/index.php/psnppg/article/view/7232