1.
Delawanti Chrisyarani D, Sulistyowati P. Design and validation of thematic e-modules: optimization of problem solving-based learning . JPDN [Internet]. 2022Jan.31 [cited 2024Nov.22];7(2):344-53. Available from: https://ojs.unpkediri.ac.id/index.php/pgsd/article/view/16811