Zamora-Araya JA, Ramírez Jiménez J, Delgado-Navarro F. Use of technological tools and their impact in the performance in course of Calculus II of the National University. ECOMATEMATICO [Internet]. 2020 Jan. 1 [cited 2024 Jul. 3];11(1):20-3. Available from: https://revistas.ufps.edu.co/index.php/ecomatematico/article/view/2952