ANGGRAENI, Karina Tri; KERTOPATI, Beny Wijarnako. An Effort to Increase the Learning Activeness of Class VIII B Students in IPS Subjects with the Problem Solving Method at SMP Pemda 2 Kesugihan. Proceedings Series on Social Sciences & Humanities, [S. l.], v. 25, p. 832–842, 2025. Disponível em: https://conferenceproceedings.ump.ac.id/pssh/article/view/1797. Acesso em: 26 oct. 2025.