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@ARTICLE{Hennig:138041,
      author       = {Hennig, Alexander},
      title        = {{V}on {T}agebau zu {T}iefbau : eine wirtschaftliche
                      {A}lternative?},
      journal      = {Fachzeitschrift für mineralische Rohstoffe},
      volume       = {43},
      number       = {8},
      issn         = {0178-3343},
      address      = {Isernhagen},
      publisher    = {Giesel},
      reportid     = {RWTH-CONV-018625},
      pages        = {12-16},
      year         = {2007},
      cin          = {511410 / 510000},
      cid          = {$I:(DE-82)511410_20140620$ / $I:(DE-82)510000_20140620$},
      typ          = {PUB:(DE-HGF)16},
      url          = {https://publications.rwth-aachen.de/record/138041},
}