Anaperta, Megasyani, and Helendra Helendra. “VALIDITAS HANDOUT FISIKA DASAR BERBASSIS KETERAMPILAN BERPIKIR KRITIS DALAM STRATEGI PEMBELAJARAN PROBLEM BASED LEARNING DI STKIP PGRI SUMATERA BARAT”. Joint Prosiding IPS dan Seminar Nasional Fisika 5 (October 30, 2016): SNF2016–RND. Accessed June 9, 2026. https://journal.unj.ac.id/unj/index.php/prosidingsnf/article/view/3946.