@inproceedings{DelzeitBleischwitz2005,
  author    = {Delzeit, Ruth and Bleischwitz, Raimund},
  title     = {Tantalum : a case study on sustainable resource management},
  booktitle  = {Sustainable development indicators in the minerals industry : SDIMI 2005 ; second international conference ; Institute of Mining Engineering I, RWTH Aachen University, 18 - 20 May 2005},
  editor    = {Martens, Per Nicolai},
  publisher = {Verl. Gl{\"u}ckauf},
  address   = {Essen},
  pages     = {917 -- 942},
  year      = {2005},
  language  = {en}
}