@article{606642,
      url = {http://digitallibrary.un.org/record/606642},
      title = {Europe's environment : the 4th assessment /},
      publisher = {UN,},
      recid = {606642},
      pages = {[1] p.},
      address = {Geneva :. 2007-09-07},
      year = {2007},
      month = {Sep},
}