Luthfiyah U, Suyono S. Feasibility of a structured assignment sheet by ratifying socrates and rene descartes statements on the sub-material of factors that influence reaction rate. J. Pijar.MIPA [Internet]. 2022 Mar. 22 [cited 2024 Nov. 22];17(2):224-30. Available from: http://jurnalfkip.unram.ac.id/index.php/JPM/article/view/3405