TAG model: Referents to assess the level of ubiquity for a higher education institution. - Claudia Maria Zea Restrepo; Juan Guillermo Lalinde Pulido; Olga Agudelo Velásquez; Camilo Vieira Mejía; Roberto Aguas Núñez (CLEI, 2012)

TAG: Three Dimensions as Basic References for the Construction of Ubiquity Learning Environments in a University Context. - Claudia Maria Zea Restrepo; Juan Guillermo Lalinde Pulido; Maria Atuesta Venegas; Roberto Aguas Núñez; Camilo Vieira Mejía; Olga Agudelo Velásquez (CSEDU (2), 2012)