@article{101267,
      note = {"Quarterly bulletin of the UNCTAD Committee on  Tungsten...prepared by the Central Statistical Service  (Data Management Division) of UNCTAD"},
      url = {http://digitallibrary.un.org/record/101267},
      title = {Tungsten statistics, Apr. 1990.},
      publisher = {UN,},
      recid = {101267},
      pages = {v, 37 p. :},
      address = {[Geneva] :. 1990-04},
      year = {1990},
      month = {Apr},
}