Untung, Jhohan, Endah Andayani, and Auliana Farabbanie Al Arsy. “The Development of Electronic Student Worksheets (e-LKPD) Economic Materials Accounting Cycle Based on Problem-Based Learning (PBL) Companies”. Jurnal Riset Pendidikan Ekonomi 8, no. 1 (April 30, 2023): 86–94. Accessed November 22, 2024. http://ejournal.unikama.ac.id/index.php/jrpe/article/view/8425.