@article{ZeheEhretPfisteretal.2014,
  author    = {E. Zehe and U. Ehret and L. Pfister and Theresa Blume and Boris Schroeder and M. Westhoff and C. Jackisch and Stanislauv J. Schymanski and M. Weiler and K. Schulz and Niklas Allroggen and Jens Tronicke and Loes van Schaik and Peter Dietrich and U. Scherer and Jana Eccard and Volker Wulfmeyer and Axel Kleidon},
  title     = {HESS Opinions: From response units to functional units: a thermodynamic reinterpretation of the HRU concept to link spatial organization and functioning of intermediate scale catchments},
  journal   = {Hydrology and earth system sciences : HESS},
  volume    = {18},
  number    = {11},
  pages     = {4635 -- 4655},
  doi       = {10.5194/hess-18-4635-2014},
  year      = {2014},
}