ROSLINA, Roslina; LILIAWATI, Winny; HASANAH, Lilik. Project Based Learning with Stem Approach to Alternative Energy Material as Effective Learning to Improve Problem Solving Skills. Phenomenon : Jurnal Pendidikan MIPA, [S. l.], v. 13, n. 2, p. 145–156, 2024. DOI: 10.21580/phen.2023.13.2.16609. Disponível em: https://journal.walisongo.ac.id/index.php/Phenomenon/article/view/16609. Acesso em: 23 dec. 2024.