Inferring Profile Elements from Publicly Available Social Network Data. - Piotr Kozikowski; Georg Groh (SocialCom/PASSAT, 2011)

Support of Part-Whole Relations in Query Answering. - Piotr Kozikowski; Ekaterini Ioannou; Yannis Velegrakis; Francesco Guerra 001 (International KEYSTONE Conference, 2015)