1. AGH University of Krakow , Krakow , Poland , Mickiewicza 30, 30-059
2. Department of Civil and Environmental Engineering , Federal University of Paraíba João Pessoa , Brazil , 58051-900 João Pessoa
3. Faculty of Environmental, Geomatic and Energy Engineering , Kielce University of Technology Kielce , Poland , al. Tysiąclecia Państwa Polskiego 7, 25-314
4. WSB Merito University in Wroclaw Faculty in Opole Poland , Kośnego 72, 45-372 Opole
5. WSB Merito University in Wroclaw Wroclaw , Poland , Fabryczna 29-31, 53-609
6. Faculty of Management , Czestochowa University of Technology Poland , Armii Krajowej 19b, 42-201 Czestochowa
7. Faculty of Natural Sciences , University of Silesia in Katowice Sosnowiec , Poland , Będzińska 60, 41-200
8. Department of Transport and Logistics , Gdynia Maritime University Poland , Morska 81-87, 81-225 Gdynia
9. Faculty of Transport , Warsaw University of Technology Poland , Koszykowa 75, 00-662 Warsaw
10. Faculty of Construction, Cadastre and Architecture , University of Oradea Romania , 410058 Oradea
11. HNU-ASU Joint International Tourism College , Hainan University Haikou , China , Haikou 570228
12. Borneo Tourism Research Centre, Faculty of Business, Economics and Accountancy , Universiti Malaysia Sabah - Kota Kinabalu , Malaysia , Jalan UMS, 88400
13. Global Justice Program , Yale University , USA , New Haven, CT 06520