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M. Móré
University of Debrecen Centre for Agricultural and Applied Economic Sciences, Institute of Food Science, Quality Assurance and Microbiology, 138 Böszörményi St., H-4032 Debrecen, Hungary
G. Diósi
University of Debrecen Centre for Agricultural and Applied Economic Sciences, Institute of Food Science, Quality Assurance and Microbiology, 138 Böszörményi St., H-4032 Debrecen, Hungary
P. Sipos
University of Debrecen Centre for Agricultural and Applied Economic Sciences, Institute of Food Science, Quality Assurance and Microbiology, 138 Böszörményi St., H-4032 Debrecen, Hungary
Z. Győri
University Faculty of Economics and Social Sciences, Institute of Regional Economics and Rural Development, Páter Károly St. 1, H-2103 Gödöllő, Hungary