HASNIATI, D. F.; AHSANA, D.; SANJAYA, I. M. G. The Application of Problem-Based Learning Assisted by Student Worksheets (LKPD) on Energy Material to Improve Student Learning Outcomes. Spectrum of Science Education Research and Application, [S. l.], v. 1, n. 1, 2024. Disponível em: https://journal.iai-alfatimah.ac.id/index.php/sosera/article/view/107. Acesso em: 22 apr. 2026.