Zajfert, M., Antonowicz, M., Majewski, J., & Wołek, M. (2018). THE ASSUMPTIONS BEHIND THE CONSTRUCTION OF SYNTHETIC BUSINESS CLIMATE INDICATOR IN THE RAILWAY TRANSPORT SECTOR IN POLAND. Transport Economics And Logistics, 74, 467-481. Retrieved from http://www.znetil.ug.edu.pl/index.php/etil/article/view/206