title: mediator languages - a proposal for a standard p buneman , l raschid , j ullman sigmod record. authors: nan. venue: nan. year: 1997.0
title: mediator languagesâ ?? a proposal for a standard : report of an i 3/pob working group held at the p buneman , l raschid , j ullman. authors: nan. venue: acm sigmod record ,. year: 1997.0