Participatory Sensing, Opinions and Collective Awareness - Vittorio Loreto, Muki Haklay, Andreas Hotho, Vito D.P. Servedio, Gerd Stumme, Jan Theunis, Francesca Tria; Haklay, Muki; Hotho, Andreas; Servedio, Vito C. P.; Servedio, Vito D. P.; Stumme, Gerd; Theunis, Jan; Tria, Francesca (Springer International Publishing, 2017)