SIMANGUNSONG, Ika Trisni. UPAYA MENINGKATKAN KEMAMPUAN PEMECAHAN MASALAH FISIKA DENGAN PROBLEM BASED INSTRUCTION DI SMK SWASTA YAPIM TARUNA. JURNAL PENELITIAN BIDANG PENDIDIKAN, [S. l.], v. 24, n. 2, p. 68–73, 2019. DOI: 10.24114/jpbp.v24i2.13936. Disponível em: https://jurnal.unimed.ac.id/2012/index.php/penelitian/article/view/13936. Acesso em: 18 feb. 2026.