Indrasari, Triana, Erni Puji Astuti, and Heru Kurniawan. 2023. “Pengembangan Modul Ajar Berbasis Problem Based Learning Untuk Meningkatkan Kemampuan Komunikasi Matematis Siswa”. Journal of Law, Education and Business 1 (2):802-12. https://doi.org/10.57235/jleb.v1i2.1156.