@article{244145,
      url = {http://digitallibrary.un.org/record/244145},
      title = {Questionnaire on the changes in financing and research  activities of research institutes dealing with coal-mining  and coal utilization for the period 1989-1994 /},
      publisher = {UN,},
      recid = {244145},
      pages = {2 p.},
      address = {Geneva :. 1995-02-03},
      year = {1995},
      month = {Feb},
}