Authors
Agnieszka Izabela Baruk
agnieszka.baruk@poczta.onet.pl
Łódź University of Techology, Faculty of Management and Production Engineering
agnieszka.baruk@poczta.onet.pl
© 2019 Agnieszka Izabela Baruk, published by ŁUKASIEWICZ RESEARCH NETWORK – INSTITUTE OF AVIATION
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 3.0 License.