@article{DoellFiedler2007,
  author    = {Petra D{\"o}ll and Kristina Fiedler},
  title     = {Global-scale modeling of groundwater recharge},
  journal   = {Hydrology and earth system sciences discussions},
  volume    = {2007},
  pages     = {4069 -- 4124},
  url       = {http://www.hydrol-earth-syst-sci-discuss.net/4/4069/2007/},
  year      = {2007},
}