@article{EwaldHennekensConradetal.2014,
  author    = {J{\"o}rg Ewald and Stephan Hennekens and Sven Conrad and Thomas Wohlgemuth and Florian Jansen and Martin Jenssen and Johnny Cornelis and Hans-Gerd Michiels and J{\"u}rgen Kayser and Milan Chytr{\´y} and Jean-Claude G{\´e}gout and Michael Breuer and Clemens Abs and Helge Walentowski and Franz Starlinger and Sandrine Godefroid},
  title     = {Spatial and temporal patterns of Ellenberg nutrient values in forests of Germany and adjacent regions : a survey based on phytosociological databases},
  journal   = {Tuexenia : Mitteilungen der Floristisch-Soziologischen Arbeitsgemeinschaft},
  volume    = {33},
  pages     = {93 -- 109},
  year      = {2014},
}