BILLA, Az Zahra Salsa; PRIYANTO, Eko; KARTIKAWATI, Ratna. The Effectiveness of Problem Based Learning Model on Critical Thinking Skills on the Topic of Appreciating the Environment and Local Culture. Proceedings Series on Social Sciences & Humanities, [S. l.], v. 18, p. 72–77, 2024. Disponível em: https://conferenceproceedings.ump.ac.id/pssh/article/view/1228. Acesso em: 26 oct. 2025.