KALUSOVÁ, Lenka - ŠKRINIAR, Pavel. Konkurencieschopnosť krajín Vyšehradskej skupiny meraná indexom globálnej konkurencieschopnosti. - Registrovaný: Web of Science. In Competition. International Scientific Conference. Competition : Proceedings of 10th Annual International Scientific Conference, 17th–18th May, 2018, (Jihlava, Czech Republic). - Jihlava : College of Polytechnics Jihlava, 2018. ISBN 978-80-88064-37-4, pp. 164-172 online. VEGA 1/0404/16.