@article{579193,
      note = {2nd meeting held in London, 7-8 Nov. 2005, and 3rd meeting  held in Dessau (Germany), 13-14 Mar. 2006.},
      url = {http://digitallibrary.un.org/record/579193},
      title = {Particulate matter : report of the 2nd and 3rd meetings of  the Expert Group on Particulate Matter /},
      publisher = {UN,},
      recid = {579193},
      pages = {11 p.},
      address = {Geneva :. 2006-07-12},
      year = {2006},
      month = {Jul},
}