PhotoFOAF: A Community Building Service driven by Socially-Aware Mobile Imaging. - Kristof Thys; Ruben Thys; Kris Luyten; Karin Coninx (SMAP, 2006)

Mobile Photography within a Social Context. - Kris Luyten; Ruben Thys; Kristof Thys; Karin Coninx (Advances in Semantic Media Adaptation and Personalization, 2008)