Authors
Taner Ersoz
Karabük University,, Karabük, Turkey
Muhammet Soydan
Sakarya University,, Sakarya, Turkey
© 2018 Filiz Ersoz, Taner Ersoz, Muhammet Soydan, published by Riga Technical University
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.