Evaluating Utility of Data Sources in a Large Parallel Czech-English Corpus CzEng 0.9 Ondřej Bojar author Adam Liška author Zdeněk Žabokrtský author 2010-05 text Proceedings of the Seventh International Conference on Language Resources and Evaluation (LREC’10) Nicoletta Calzolari editor Khalid Choukri editor Bente Maegaard editor Joseph Mariani editor Jan Odijk editor Stelios Piperidis editor Mike Rosner editor Daniel Tapias editor European Language Resources Association (ELRA) Valletta, Malta conference publication bojar-etal-2010-evaluating https://aclanthology.org/L10-1439/ 2010-05