title: the algres testbed of chimera : an active object-oriented database system. authors: s ceri , p fraternali , s paraboschi , g psaila. venue: sigmod conference. year: 1995
title: cactis : a self-adaptive , concurrent implementation of an object-oriented database management system .. authors: se hudson , r king. venue: acm transactions on database systems ,. year: 1989.0