Smyrnova-TrybulskaE., ZegzułaD. and StaniekD. 2020. Innovative Digital Technologies in Education and Business at the Third Annual Silesian Science Festival 2019. International Journal of Research in E-learning. 6, 1 (Jun. 2020), 1-8. DOI:https://doi.org/10.31261/IJREL.2020.6.1.11.