@article{MessmerElsenbeerWilcke2014,
  author    = {Tobias Messmer and Helmut Elsenbeer and Wolfgang Wilcke},
  title     = {High exchangeable calcium concentrations in soils on Barro Colorado Island, Panama},
  journal   = {Geoderma : an international journal of soil science},
  volume    = {217},
  pages     = {212 -- 224},
  doi       = {10.1016/j.geoderma.2013.10.021},
  year      = {2014},
}