MITASARI, Dewi; NOOR KHOLID, Muhammad; ANGGORO HERMAWAN, Dwi. IMPROVING WRITTEN COMMUNICATION SKILLS IN MATHEMATICS LEARNING THROUGH PROBLEM-BASED LEARNING IN GRADE XII STUDENTS. Jurnal PTK dan Pendidikan, [S. l.], v. 10, n. 1, p. 57–65, 2024. DOI: 10.18592/ptk.v10i1.12670. Disponível em: https://jurnal.uin-antasari.ac.id/index.php/ptkpend/article/view/12670. Acesso em: 1 may. 2026.