Devlic, Alisa ; Reichle, Roland ; Wagner, Michal ; Pinheiro, Manuele Kirsch ; Vanrompay, Yves ; Berbers, Yolande ; Valla, Massimo: Context inference of users´ social relationships and distributed policy management. In: 6th IEEE Workshop on Context Modeling and Reasoning (CoMoRea) at the 7th IEEE International Conference on Pervasive Computing and Communication (PerCom’09), 2009. - accepted for publication