1. Self-regulation and academic achievement in elementary school children;McClelland,2011
2. Intervención Educativa y Orientadora Para la Inclusión Social de Menores en Riesgo: Factores Escolares y Socioculturales;Ureta,2008
3. Gamification by Design: Implementing Game Mechanics in Web and Mobile Apps.;Zichermann,2011
4. From Game Design Elements to Gamefulness: Defining “Gamification”, Proceedings of the 15th International Academic MindTrek Conference: Envisioning Future Media Environments, Tampere, Finland, 28–30 September 2011;Deterding,2011
5. The Gamification of Learning and Instruction: Game-Based Methods and Strategies for Training and Education;Kapp,2012