Putra, Aji Permana, and Yenny Anggreini Sarumaha. “Pengaruh Model Problem Based Learning (PBL) Terhadap Kemampuan Komunikasi Matematika Siswa Kelas VII SMP”. Apotema : Jurnal Program Studi Pendidikan Matematika, vol. 10, no. 2, July 2024, pp. 195-03, https://www.publikasi.stkippgri-bkl.ac.id/index.php/APM/article/view/1103.