1. Department of Computer Architecture and Technology, University of Girona, Plaça de Sant Domènec, 3, 17004, Girona, Spain
2. Virtual Unit, Manuela Beltran University, Km. 17 Cajicá, Bogotá, Colombia
3. School of Computing and Information Systems, Athabasca University, Edmonton, Canada
4. Department of Psychology, University of Girona, Plaça de Sant Domènec, 3, 17004, Girona, Spain