@article{1456587,
      recid = {1456587},
      author = {Schweingruber, Fritz Hans. and Borner, A. and Schulze,  E.-D.},
      title = {Atlas of woody plant stems: evolution, structure, and  environmental modifications /},
      publisher = {Springer,},
      address = {Berlin :},
      pages = {1 online resource (x, 229 pages ) :},
      year = {2006},
      url = {http://library.usi.edu/record/1456587},
}