Concept modeling: From origins to multimedia. - Sanida Omerovic; Zoran Babovic; Zhilbert Tafa; Veljko M. Milutinovic; Saso Tomazic (Multim. Tools Appl., 2011)

Concepts, Ontologies, and Knowledge Representation. - Grega Jakus; Veljko Milutinovic; Sanida Omerovic; Saso Tomazic (Springer, 2013)