Jaramillo Urrutia I, Bustos Sierra LE. Research report Group Learning Environments Competences of the tutor in virtual learning environments, based on the student’s social imaginary. prax. pedagog. [Internet]. 2006 Feb. 1 [cited 2026 Oct. 31];6(7):78-87. Available from: https://revistas.uniminuto.edu/index.php/praxis/article/view/1453