title: the aditi deductive database system. authors: kotagiri ramamohanarao , david b. kemp , jayen vaghani , tim s. leask , james harland , peter j. stuckey , zoltan somogyi. venue: vldb j.. year: 1994
title: deeds towards a distributed and active real-time database system. authors: s. f. andler , j. hansson , j. eriksson , j. mellin , m. berndtsson , b. eftring. venue: acm sigmod record. year: 1996