Andrea Geovani Br Perangin-Angin, I Gusti Putu Suharta, I Made Ardana, and I Made Suarsana, “Systematic Literature Review: Penerapan Model Problem Based Learning terhadap Kemampuan Komunikasi Matematis Siswa SMP ”, insdun, vol. 5, no. 2, pp. 381–389, May 2026.