Mafaza A’la M, Junaedi I, Subali B. The Implementation of Guided Discovery-Based E-Worksheets on Students’ Mathematical Understanding Concepts and Independent Attitudes. JPE [Internet]. 30Dec.2021 [cited 4May2024];10(4):421-34. Available from: https://journal.unnes.ac.id/sju/jpe/article/view/53933