1. Department of Process Engineering, University of Food Technologies, 26 Maritza Blvd., 4002 Plovdiv, Bulgaria
2. Department of Technology of Milk and Dairy Products, University of Food Technologies, 26 Maritza Blvd., 4002 Plovdiv, Bulgaria
3. Claude Bernard University Lyon 1, Institut Universitaire de Technologie Lyon 1, 155 rue Henri de Boissieu, 01000 Bourg en Bresse, France
4. Department of Chemical Technology, University of Plovdiv “Paisii Hilendarski”, 24 Tzar Asen Street, 4000 Plovdiv, Bulgaria
5. Department of Fundamentals of Chemical Technology, University “Prof. dr Asen Zlatarov”, Prof. Yakimov 1 str., 8010 Burgas, Bulgaria
6. Department of Analytical Chemistry and Physical Chemistry, University of Food Technologies, 26 Maritza Blvd., 4002 Plovdiv, Bulgaria
7. Department of Biotechnology, University of Food Technologies, 26 Maritza Blvd., 4002 Plovdiv, Bulgaria