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Kiril Ribarov, Jiří Bubník, Jiří Čelák, Vojtěch Janota, Alexandr Kara, Václav Novák, Tomáš Vondra (2004): The Annotation Corpora of Text (ACT) Tool. In: Scripta & e-Scripta, ISSN 1312-238X, 2, pp. 49-78 (bibtex)