title: report on the fourth international conference on flexible query answering systems. authors: gabriella pasi , amihai motro , patrick bosc. venue: sigmod record. year: 2001.0
title: report on the fourth international conference on flexible query answering systems ( fqas 2000 ) acm sigmod record. authors: patrick bosc , amihai motro , gabriella pasi. venue: nan. year: 2001.0