The XLDB Group at the CLEF 2005 Ad-Hoc Task. - Nuno Cardoso; Leonardo Andrade 001; Alberto Simões 001; Mário J. Silva (CLEF, 2005)

The XLDB Group Participation in the CLEF 2005 Ad Hoc Task. - Nuno Cardoso; Leonardo Andrade 001; Alberto Simões 001; Mário J. Silva (CLEF (Working Notes), 2005)

The XLDB Group at GeoCLEF 2005. - Nuno Cardoso; Bruno Martins 001; Marcirio Silveira Chaves; Leonardo Andrade 001; Mário J. Silva (CLEF, 2005)

Indexing and ranking in Geo-IR systems. - Bruno Martins 001; Mário J. Silva; Leonardo Andrade 001 (GIR, 2005)

The University of Lisbon at GeoCLEF 2006. - Bruno Martins 001; Nuno Cardoso; Marcirio Silveira Chaves; Leonardo Andrade 001; Mário J. Silva (CLEF, 2006)

Relevance Ranking for Geographic IR. - Leonardo Andrade 001; Mário J. Silva (GIR, 2006)