@article{244181,
      url = {http://digitallibrary.un.org/record/244181},
      title = {Reassessment of coal deposits under market-economy  conditions : replies to the questionnaire /},
      publisher = {[UN],},
      recid = {244181},
      pages = {3 p.},
      address = {Geneva :. 1993-07-14},
      year = {1993},
      month = {Jul},
}