Listiagfiroh, W. and Ellianawati, E. 2019. A Problem Based Learning: Practicing Students’ Critical Thinking Skills with Cognitive Style Dependent Fields and Independent Fields. Jurnal Penelitian & Pengembangan Pendidikan Fisika. 5, 2 (Dec. 2019), 169 - 176. DOI:https://doi.org/10.21009/1.05212.