Special Issue on the Mobile Data Challenge. - Daniel Gatica-Perez; Juha K. Laurila; Jan Blom (Pervasive Mob. Comput., 2013)

From big smartphone data to worldwide research: The Mobile Data Challenge. - Juha K. Laurila; Daniel Gatica-Perez; Imad Aad; Jan Blom; Olivier Bornet; Trinh Minh Tri Do; Olivier Dousse; Julien Eberle; Markus Miettinen (Pervasive Mob. Comput., 2013)