@article{244147,
      url = {http://digitallibrary.un.org/record/244147},
      title = {Exploitation of brown coal under market conditions in East  German mining regions /},
      publisher = {UN,},
      recid = {244147},
      pages = {6 p.},
      address = {Geneva :. 1995-07-12},
      year = {1995},
      month = {Jul},
}