@article{GrimmBehrensMaerkeretal.2008,
  author    = {Rosina Grimm and T. Behrens and Michael M{\"a}rker and Helmut Elsenbeer},
  title     = {Soil organic carbon concentrations and stocks on Barro Colorado Island : digital soil mapping using random forests analysis},
  doi       = {10.1016/j.geoderma.2008.05.008},
  url       = {http://si-pddr.si.edu/jspui/bitstream/10088/8584/1/ Grimm_et_al_Soil_organic_carbon_concentrations_and_stocks_on_B.pdf},
  year      = {2008},
}