Authors
dariusz.dabrowski@zie.pg.gda.pl
Marketing Department, Gdańsk University of Technology, Faculty of Management and Economics, Gdańsk, Poland
dariusz.dabrowski@zie.pg.gda.pl
© 2023 Dariusz Dąbrowski, published by ŁUKASIEWICZ RESEARCH NETWORK – INSTITUTE OF AVIATION
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.