L. E. Huanchi Mamani, S. M. Espinoza Suarez, E. Montoya Cantoral, and J. D. Garcia Chauca, “Enhancing Conceptual Understanding of Real Variable Functions in Engineering Students Through GeoGebra: A Quasi-Experimental Study”, LACCEI, vol. 1, no. 14, July 2026, doi: 10.18687/LACCEI2026.1.1.2333.