GUERRERO GARCÍA, J.; GONZÁLEZ-CALLEROS, J. M.; ZEPEDA-CORTÉS, C. Formal Definition of Collaborative Spaces. Acta Universitaria, [S. l.], v. 22, p. 75–82, 2012. DOI: 10.15174/au.2012.345. Disponível em: https://www.actauniversitaria.ugto.mx/index.php/acta/article/view/345. Acesso em: 11 ago. 2022.