MUHAJIR, Siti Nurdianti. WHAT ARE STUDENTS’ LEVELS OF COMMUNICATION AND COLLABORATION SKILLS THROUGH PROBLEM-SOLVING LEARNING?. Journal of Teaching and Learning Physics, [S. l.], v. 8, n. 2, p. 71–80, 2023. DOI: 10.15575/jotalp.v8i2.24431. Disponível em: http://journal.uinsgd.ac.id/index.php/jtlp/article/view/24431. Acesso em: 5 jul. 2026.