Henzinger MH, Chang B-W, Milch B, Brin S. Query-free news search. World Wide Web. 2005;8(2):101-126. doi:10.1007/s11280-004-4870-6
LibreCat: https://research-explorer.ista.ac.at/record/11904
DOI: 10.1007/s11280-004-4870-6