This is an early access version, the complete PDF, HTML, and XML versions will be available soon. Open AccessArticle by Tibor Szabó 1,*, Bernadett Babály 2, Helena Pataiová 1 and Andrea Kárpáti 1 1 Faculty of Central European Studies, Constantine the Philosopher University in Nitra, 94901 Nitra, Slovakia 2 Ybl Miklós Faculty of Architecture and Civil Engineering, Óbuda University, 1146 Budapest, Hungary * Author to whom correspondence should be addressed. Educ. Sci.
