@article{530265,
      url = {http://digitallibrary.un.org/record/530265},
      title = {Updating of the Globally Harmonized System of  Classification and Labelling of Chemicals (GHS) : proposal  for revision of chapter 3.7 in order to introduce criteria  for the classification of mixtures in the category "effects  on or via lactation" /},
      publisher = {UN,},
      recid = {530265},
      pages = {3 p. :},
      address = {Geneva :. 2004-08-27},
      year = {2004},
      month = {Aug},
}