Ferreira, Luverci do, and Fernanda Tavares. “Pappus-Guldin Theorems Applied to the Study of Solid Modeling With GeoGebra Software”. Latin-American Journal of Computing 11, no. 1 (January 8, 2024): 20-29. Accessed May 9, 2024. https://lajc.epn.edu.ec/index.php/LAJC/article/view/362.