Funding for this research was provided by:
European Regional Development Fund under the Innovative Economy Operational Programme (POIG.01.01.02-00-062/09)
National Centre for Research and Development, Smart Infrastructure Road Innovation (DZP/RID-I-68/14/NCBIR/2016)
Article History
Received: 1 September 2017
Revised: 8 August 2018
Accepted: 21 September 2018
First Online: 9 October 2018