@article{EilmannSterckWegneretal.2014,
  author    = {Eilmann, Britta and Sterck, Frank J. and Wegner, L. and de Vries, Sven M. G. and von Arx, G. and Mohren, Godefridus M. J. and den Ouden, Jan and Sass-Klaassen, Ute G. W.},
  title     = {Wood structural differences between northern and southern beech provenances growing at a moderate site},
  series = {Tree Physiology},
  volume    = {34},
  journal   = {Tree Physiology},
  number    = {8},
  publisher = {Oxford University Press},
  address   = {Oxford},
  issn      = {1758-4469 (Online)},
  doi       = {10.1093/treephys/tpu069},
  pages     = {882 -- 893},
  year      = {2014},
  language  = {en}
}
@article{WeemstraEilmannSassKlaassenetal.2013,
  author    = {Weemstra, Monique and Eilmann, Britta and Sass-Klaassen, Ute G. W. and Sterck, Frank J.},
  title     = {Summer droughts limit tree growth across 10 temperate species on a productive forest site},
  series = {Forest Ecology and Management},
  volume    = {2013},
  journal   = {Forest Ecology and Management},
  number    = {306},
  publisher = {Elsevier},
  address   = {Amsterdam},
  issn      = {0378-1127 (Print)},
  doi       = {doi:10.1016/j.foreco.2013.06.007},
  pages     = {142 -- 149},
  year      = {2013},
  language  = {en}
}