@article{Kurnia_Sumarti_Utomo_2020, title={Implementation of Problem Based Learning Assisted with Science Comic Books to Improve Critical Thinking Skill of Elementary Students}, volume={9}, url={https://journal.unnes.ac.id/sju/jpe/article/view/27799}, DOI={10.15294/jpe.v9i2.27799}, number={2}, journal={Journal of Primary Education}, author={Kurnia, Yoga and Sumarti, Sri Susilogati and Utomo, Udi}, year={2020}, month={Mar.}, pages={186-192}