Yepes Montoya, Adriana María, and Jose Rubiel Bedoya Sanchez. “Statistical Analysis of Mathematics Education in the City of Pereira”. Scientia et Technica 20, no. 2 (June 30, 2015): 195–202. Accessed October 8, 2026. https://revistas.utp.edu.co/index.php/revistaciencia/article/view/9330.