Who's your best friend?: targeted privacy attacks In location-sharing social networks. - Vassilis Kostakos; Jayant Venkatanathan; Bernardo Reynolds; Norman M. Sadeh; Eran Toch; Siraj A. Shaikh; Simon L. Jones (UbiComp, 2011)

Sharing Ephemeral Information in Online Social Networks: Privacy Perceptions and Behaviours. - Bernardo Reynolds; Jayant Venkatanathan; Jorge Gonçalves 001; Vassilis Kostakos (INTERACT (3), 2011)