@article{260398,
      note = {At head of title: 20 years},
      url = {http://digitallibrary.un.org/record/260398},
      title = {UNEP :#2 decades of achievement and challenge},
      publisher = {UNEP,},
      recid = {260398},
      pages = {52 p. :},
      address = {[Nairobi] :. 1992-10},
      year = {1992},
      month = {Oct},
}