Stachurski, Wojciech
Sawicki, Jacek
Krupanek, Krzysztof
Nadolny, Krzysztof
Funding for this research was provided by:
Koszalin University of Technology
Article History
Received: 14 December 2018
Accepted: 30 May 2019
First Online: 25 June 2019
Compliance with Ethical Standard
:
: The authors declare that they have no conflict of interest.