1. Superior Techological Institute of Huatusco; Food Industry Engineering Division; Huatusco Veracruz Mexico
2. UNIDA; Technological Institute of Veracruz; Veracruz Mexico
3. University of Sciences and Arts of Chiapas; Faculty of Nutrition and Food Sciences; Tuxtla Gutiérrez Chiapas Mexico
4. CIATEJ; Autopista Mty-Aeropuerto; Apodaca Nueva Leon Mexico