D. C. E. de la C. Martínez Escoda, D. C. G. Quintero Pupo, and D. C. E. Barrios Queipo, “Methods and procedures of mathematic self-tuition process for technicians training”, Trans, vol. 9, no. 2, pp. 29–44, Dec. 2024, Accessed: Sep. 27, 2026. Available: https://transformacion.reduc.edu.cu/index.php/transformacion/article/view/307