Piskorski, Jakub ; Yangarber, Roman ; Poibeau, Thierry (Bearb.) ; Saggion, Horacio (Bearb.) ; Piskorski, Jakub (Bearb.) ; Yangarber, Roman (Bearb.): Information Extraction: Past, Present and Future In: Multi-source, Multilingual Information Extraction and Summarization : Springer Berlin Heidelberg, 2013 Theory and Applications of Natural Language Processing). - ISBN-978-3-642-28568-4, S. 23-49