@inproceedings{biblio7870748457154554283, author = {Pavel Češka and Pavel Pecina}, year = 2008, title = {Charles University at CLEF 2007 Ad-Hoc Track}, booktitle = {Advances in Multilingual and Multimodal Information Retrieval, 8th Workshop of the Cross-Language Evaluation Forum, CLEF 2007, Budapest, Hungary, September 19-21, 2007, Revised Selected Papers}, pages = {33--36}, publisher = {Springer}, address = {Berlin / Heidelberg}, isbn = {978-3-540-85759-4}, }