title: description logics for semantic query optimization in object-oriented database systems. authors: claudio sartori , sonia bergamaschi , domenico beneventano. venue: acm trans . database syst .. year: 2003
title: description logics for semantic query optimization in object-oriented database systems. authors: domenico beneventano , sonia bergamaschi , claudio sartori. venue: acm transactions on database systems ( tods ). year: 2003