title: electronic market : the roadmap for university libraries and members to survive in the information jungle. authors: m christoffel , s pulkowski , b schmitt , p lockemann. venue: sigmod record. year: 1998
title: electronic market : the roadmap for university libraries and members to survive in the information. authors: m christoffel , s pulkowski , b schmitt , pc. venue: acm sigmod record ,. year: 1998.0