WINARSIH, P.; DESNITA. Need Analysis to Develop Electronic Student Worksheet Based on Problem Based Learning to Improve Students’ Problem-Solving Skills. Journal of Innovative Physics Teaching, [S. l.], v. 3, n. 1, p. 106–119, 2025. DOI: 10.24036/jipt/vol3-iss1/86. Disponível em: https://jipt.ppj.unp.ac.id/index.php/jipt/article/view/86. Acesso em: 1 jul. 2025.