Rachid Guerraoui Kévin Huguenin Anne-Marie Kermarrec Maxime Monod Brief Announcement: Towards Secured Distributed Polling in Social Networks. 241-242 2009 DISC http://dx.doi.org/10.1007/978-3-642-04355-0_25 conf/wdag/2009 db/conf/wdag/disc2009.html#GuerraouiHKM09