David Griol, María García-Jiménez, Zoraida Callejas, Ramón López-Cózar. Providing Interactive and User-Adapted E-City Services by Means of Voice Portals. In Joseph Mariani, Sophie Rosset, Martine Garnier-Rizet, Laurence Devillers, editors, Natural Interaction with Robots, Knowbots and Smartphones, Putting Spoken Dialog Systems into Practice. pages 87-98, Springer, 2014. [doi]