Faculty of Environmental Engineering, Wroclaw University of Technology,
Wybrzeże Wyspiańskiego 27, 50-370 Wroclaw, Poland
Submission date: 2014-11-10
Final revision date: 2014-12-03
Acceptance date: 2014-12-03
Publication date: 2015-05-20
Pol. J. Environ. Stud. 2015;24(3):937–943