Sari, N., Edi, R., & Haryani, M. E. (2024). The Influence of Problem Based Learning LKPD on Student Learning Outcomes on Atomic Structure Material For Class X SMA. Jurnal Penelitian Pendidikan Kimia: Kajian Hasil Penelitian Pendidikan Kimia, 11(2), 142–152. Retrieved from https://jppk.ejournal.unsri.ac.id/index.php/jurpenkim/article/view/23651