@article{255834,
      url = {http://digitallibrary.un.org/record/255834},
      title = {Present status and proposed strategy for further  developing the International Cooperative Programme on  Assessment and Monitoring of Air Pollution Effects [on  Forests] until year 2001 : strategy paper /},
      publisher = {UN,},
      recid = {255834},
      pages = {15 p. :},
      address = {Geneva :. 1998-06-16},
      year = {1998},
      month = {Jun},
}