Abstract
The paper provides information on the solution of project supported by the Scientific Grant Agency of VEGA of the Ministry of Education, Science, Research and Sports of Slovak Republic and of the Slovak Academy of Sciences of Slovak Republic. There is project: VEGA 1/0674/18. This research project is programmed for the years 2018 to 2021. In this paper are presented information on the results obtained in 2019, solution of this project objectives and project solution. The results are presented in realized publications. We focused mainly on the presentation of major publications, articles in domestic and foreign journals, articles in conference proceedings with an emphasis on publications that are indexed in the WOS and SCOPUS databases.