1. Sensory Laboratory, Department of Postharvest Sciences and Sensory Evaluation, Faculty of Food Science; Szent István University; 29-43 Villányi út Budapest H-1118 Hungary
2. Department of Research Methodology and Statistics, Institute of Sectorial Economics and Methodology, Faculty of Economics and Business; University of Debrecen; 138. Böszörményi út Debrecen H-4032 Hungary