title: semantic and pedagogic interoperability mechanisms in the ariadne educational repository sigmod record 1999. authors: erik duval , eddy forte , kris cardinaels , koen hendrikx , florence haenni , maria wentland forte , florence simillion , ken warkentyne , e. vervaet. venue: nan. year: nan
title: semantic and pedagogic interoperability mechanisms in the ariadne educational repository e. forte , f. haenni , k. warkentyne , e. duval , k. cardinaels , e. vervaet , k. hendrikx , m. wentland forte , f. simillion. authors: nan. venue: acm sigmod record. year: 1999.0