1Institute of Logistics, Technical University of Kosice, BERG Faculty,
Park Komenskeho 14, 040 00, Kosice, Slovakia
2Consultant, U. S. Steel Kosice, Vstupny areal U. S. Steel Kosice, 044 54, Kosice, Slovakia
Submission date: 2016-07-04
Final revision date: 2016-08-18
Acceptance date: 2016-08-18
Online publication date: 2017-01-31
Publication date: 2017-01-31
Pol. J. Environ. Stud. 2017;26(1):431–434