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Article Zybatow, Gerhild; Szucsich, Luka; Junghanns, Uwe; Meyer, Roland (Hg.): Formal Description of Slavic Languages, The Fifth Conference, 2008; Kosta, Peter; Schürcks, Lilia (Hg.): Linguistics Investigations into Formal Description of Slavic Languages, 2007; Zybatow, Gerhild; Junghanns, Uwe; Lenertová, Denisa; Biskup, Petr (Hg.): Studies in Formal Slavic Phonology, Morphology, Syntax, Semantics and Information Structure. Proceedings pf FDSL 7, Leipzig, 2007, 2009; Zybatow, Gerhild; Dudchuk, Philip; Minor, Serge; Pshehotskaya, Ekaterina (Hg.): Formal Studies in Slavic Linguistics. Proceedings of Formal Description of Slavic Languages 7.5, M, 2010 was published on June 1, 2011 in the journal Kritikon Litterarum (volume 38, issue 1-2).
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Peter Kosta (2011) studied this question.
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