1. Department of Foodstuff Technology, Faculty of Technology, Tomas Bata University in Zlin, Nám. T.G. Masaryka 5555, CZ-760 01 Zlin, Czech Republic
2. Department of Physical Chemistry, Faculty of Science, Palacky University Olomouc, 17. Listopadu 12, CZ-771 46 Olomouc, Czech Republic