B. Pollak, W. Gatterbauer:
"Creating Permanent Test Collections of Web Pages for Information Extraction Research";
Talk: Proceedings of SOFSEM 2007, Harrachov, Czech Republic; 2007-01-20 - 2007-01-26; in: "Proceeding of SOFSEM 2007", Academy of Sciences (ed.); Theory and Practice of Computer Science, Vol. II (2007), ISBN: 80-903298-9-6; 103 - 115.