1. Department of Civil and Environmental Engineering; Princeton University; Princeton New Jersey USA
2. Laboratory of Ecohydrology; ECHO/IEE/ENAC, École Polytechnique Fédérale de Lausanne; Lausanne Switzerland
3. National Institute for Environmental Studies; Tsukuba Japan
4. Department IMAGE and International Centre for Hydrology “Dino Tonini,”; Università di Padova; Padua Italy