title: Virtual information systems.
authors.affiliation: Institute for Philosophical Studies, Bulgarian Academy of Sciences, Sofia, Bulgaria. dimitrov@bgearn.acad.bg
authors.forename: A I
authors.initials: AI
authors.lastname: Dimitrov
mesh_terms: D001185:Artificial Intelligence; D003071:Cognition / Q000502:physiology*; D003198:Computer Simulation; D006801:Humans; D007256:Information Systems; D008678:Metaphysics; D008959:Models, Neurological; D011338:Probability Theory