Amanda, F.F., Sumitro, .S.B., Lestari, S.R. and Ibrohim, I. 2023. The Correlation of Critical Thinking and Concept Mastery to Problem-solving Skills: The Role of Complexity Science-Problem Based Learning Model. Pedagogika / Pedagogy. 146, 2 (Sep. 2023), 80–94. DOI:https://doi.org/10.15823/p.2022.146.4.