Paneva-Marinova, D., Goynov, M., Luchev, D. Multimedia digital library: Constructive block in ecosystems for digital cultural assets. Basic functionality and services. Berlin, Germany: LAP LAMBERT Academic Publishing, 2017.



Pavlov, R., Sl. Radev: Theories, Rules, Decisions. Telecotron, Warszawa, 2015, 120 pp. ISBN 978-83-932045-7-1 (in print)

Радев С.. Графи, понятия, класове (първични). ФорКом, 2015, ISBN:978-954-464-238-9, 108.



Dimitrova, L., Koseska–Toszewa, V.: Semantics Properties of Selected Universal Language Categories in Digital Bilingual Resources. Demetra Ltd Publishers, Sofia, 2014, 155 pp. ISBN 978-954-8986-40-3

Радев, Сл.: Методи, Наблюдения, Теории. ФорКом, София, 2014, 124 стр. ISBN 978-954-464-219-8



Pericliev, V. (2013), Componential Analysis of Kinship Terminoloogy: A Computational Perspective, Palgrave MacMillan: Basingstoke & New York, 178 pp. ISBN: 9781137031174.



Pericliev, V. (2011). Profiling language families by their kin term patterns: A Computational approach. Series Title: LINCOM Etymological Studies 02; Publisher: Lincom GmbH, Muenchen; 2011. Paperback: ISBN: 9783862880546; Pages: 177  

Radev, Sl. (2011). Klasy, Spekulacje, Ontologie, TELECOTRON International, Warszawa, 2011, ISBN: 978-83-932045-5-7, Pages: 162 (in Polish)

Radev, Sl. (2011).Obserwacje, Intuicje, Teorie, TELECOTRON International, Warszawa, 2011; ISBN: 978-83-932045-3-3, Pages: 88 (in polish)

Радев, Сл. (2011). Методи, Наблюдения, Теории, TELECOTRON International, Warszawa, 2011; ISBN: 978-83-932045-4-0; 142 стр.



Dimitrova, L., V. Koseska-Toszewa, R. Garabík, T. Erjavec, L. Iomdin, V. Shyrokov (2010). Conceptual Scheme for a Research Infrastructure Supporting Resources in Slavic Lexicography. Sofia, Demetra Ltd. Publisher, 2010. ISBN 978-954-8986-33-5

Pavlov, R., D. Paneva, N. Moumoutzis, P. Arapi, E. Ovcin, G. Morrone, Z. Markus (2010). Analysis of innovative learning services in Web, interactive TV and mobile applications for non-formal settings. Demetra Ltd. Publisher, Sofia, Bulgaria, 2007; ISBN 978-954-8986-24-3; Pages: 163

Pericliev, Vl. (2010). Machine-Aided Linguistic Discovery: An Introduction and Some Examples. Equinox: London & Oakville, +xi, ISBN 978 1 84553 660 2; Pages: 330

Radev, Sl. (2010). Matematyka Dyskretna i Logika. WSFiZ w Siedlcach, SIEDLCE, Poland,  2010. ISBN 978-83-930638-1-9; Pages: 177



Радев, Сл. (2009). Семиотика, граматика, логика. Хомо футурус, София, 2009, 120 стр.



Radev, Sl. (2008). Matematicae Finita, TELECOTRON Int., Warszawa, 2008 (in polish)