Anjarsari, E., D. Juniati, and S. Khabibah. “The Effectiveness of PowToon Audiovisual Media on Mathematics Learning Three-Dimensional Geometry Object Elementary School”. Vygotsky: Jurnal Pendidikan Matematika Dan Matematika, vol. 5, no. 1, Feb. 2023, pp. 45-54, doi:10.30736/voj.v5i1.694.