Implications of COVID-19 on the marketing of educational services: A study from the motivations and moods of university students in Colombia. estud.gerenc. [Internet]. 2021 Feb. 16 [cited 2026 Oct. 21];37(158):126-37. Available from: https://elearning.icesi.edu.co/revistas/index.php/estudios_gerenciales/article/view/4271