1. Gruppo Ricicla─DiSAA, Università degli Studi di Milano, Via Celoria 2, 20133 Milano, Italy
2. Department of Green Chemistry and Technology, Faculty of Bioscience Engineering, University of Ghent, Coupure Links 653, 9000 Ghent, Belgium
3. Alterra, Part of Wageningen UR, P.O. Box 47, 6700 AA Wageningen, The Netherlands
4. Acqua & Sole s.r.l., Via Giulio Natta, 27010 Vellezzo Bellini, PV, Italy