@InProceedings{tpcg04-braitmaier,
  author = {Braitmaier, M. and Diepstraten, J. and Ertl, T.},
  title  = {{Real-Time Rendering of Seasonal Influenced Trees}},
  year   = {2004},
  booktitle = {{Procceedings of Theory and Practice of Computer Graphics 2004}},
  organization = {{Eurographics UK}},
  pages = {152-159},
  editor = {Paul Lever}
}