Khaidir, C., R. Fitriza, N. Yumariza, and R. Wahid. “Communication Skills and Mathematical Disposition in Implementing Geogebra-Assisted Problem-Based Learning Strategies”. Alifmatika: Jurnal Pendidikan Dan Pembelajaran Matematika, Vol. 6, no. 1, June 2024, pp. 51-62, doi:10.35316/alifmatika.2024.v6i1.51-62.