@article{HoffDoellFaderetal.2014,
  author    = {Holger Hoff and Petra D{\"o}ll and Marianela Fader and Dieter Gerten and Stefan Hauser and Stefan Siebert},
  title     = {Water footprints of cities : indicators for sustainable consumption and production},
  journal   = {Hydrology and earth system sciences, 18.2014, S. 213-226 + suppl.},
  volume    = {18},
  pages     = {213 -- 226},
  doi       = {10.5194/hess-18-213-2014},
  year      = {2014},
}