1. Nestlé Research Center, P.O. Box 44, 1000 Lausanne 26, Switzerland
2. Chair General Food Technology, Technische Universität München, Maximus-von-Imhof-Forum 2, 85350 Freising-Weihenstephan, Germany
3. Rue du Village 5, 1052 Le Mont sur Lausanne, Switzerland
4. Nestlé Nespresso S.A., Avenue de Rhodanie 40, 1007 Lausanne, Switzerland