Educational technology -- Congresses Education, Higher -- Congresses Tecnologia educativa -- Congressos Ensenyament universitari -- Congressos Telefonia mòbil -- Congressos Cellular telephone systems -- Congresses
Mastachi Pérez, Marcela Arciga Solorio, Irene Méndez Casanova, Elba María Vázquez Vincent, Marisol Pacheco Tlalmis, Luis Felipe