1. Graduate Program of Food Engineering; Federal Univ. of Paraná, R. Cel. Francisco Heráclito dos Santos 210; Polytechnic Center; CEP 81531-980 Curitiba PR Brazil
2. Graduate Program of Food Science and Technology; State Univ. of Ponta Grossa; Av. Carlos Cavalcanti 4748 Uvaranas Campus; CEP 84.030-900 Ponta Grossa PR Brazil
3. Graduate Program of Food Technology; Federal Univ. of Technology - Paraná, Via Rosalina Maria dos Santos 1233 Campo Mourão Campus; CEP 87301-899 Campo Mourão PR Brazil