Cascaded Regular Grammars over XML Documents. - Kiril Ivanov Simov; Milen Kouylekov; Alexander Simov (NLPXML@COLING, 2002)

Building a Linguistically Interpreted Corpus of Bulgarian: the BulTreeBank. - Kiril Ivanov Simov; Petya Osenova; Milena Slavcheva; Sia Kolkovska; Elisaveta Balabanova; Dimitar Doikoff; Krassimira Ivanova; Alexander Simov; Milen Kouylekov (LREC, 2002)

Development of Corpora within the CLaRK System: The BulTreeBank Project Experience. - Kiril Ivanov Simov; Alexander Simov; Milen Kouylekov; Krasimira Ivanova; Ilko Grigorov; Hristo Ganev (EACL, 2003)

Bulgarian-English Question Answering: Adaptation of Language Resources. - Petya Osenova; Alexander Simov; Kiril Ivanov Simov; Hristo Tanev; Milen Kouylekov (CLEF, 2004)

The CLaRK System: XML-based Corpora Development System for Rapid Prototyping. - Kiril Ivanov Simov; Alexander Simov; Hristo Ganev; Krasimira Ivanova; Ilko Grigorov (LREC, 2004)