@article{247275,
      note = {Concerns questionnaire on conversion factors for forest  products.},
      url = {http://digitallibrary.un.org/record/247275},
      title = {Conversion factors for forest products : note /},
      publisher = {[UN],},
      recid = {247275},
      pages = {[1] p.},
      address = {Geneva :. 1993-03-25},
      year = {1993},
      month = {Mar},
}