1. University of Oradea, Faculty of Energy Engineering and Industrial Management, Department of Textiles, Leather and Industrial Management, B.St. Delavrancea 4, Oradea, Romania
2. Ege University, Engineering Faculty, Department of Leather Engineering, Bornova, Izmir, Turkey
3. Universidad Politécnica de Valencia, Escuela Politécnica Superior de Alcoy, Dpto. Ingeniería Textil y Papelera, Plaza Ferrandiz y Carbonell s/n, 03801 Alcoi, Spain
4. Centre de Recerca i Transferència de TecnologiaTèxtil de Canet de Mar, Plaça de la Industria, 08360 Canet de Mar, Barcelona, Catalonia, Spain