@article{75284,
      url = {http://digitallibrary.un.org/record/75284},
      title = {Basic technological disaggregation models, 1 : the  petrochemical industry.},
      publisher = {UN,},
      recid = {75284},
      pages = {vii, 109 [11] p. :},
      address = {New York :. 1984},
      year = {1984},
}