@article{103059,
      url = {http://digitallibrary.un.org/record/103059},
      title = {Psychotropic substances in Europe : trends in licit use.},
      publisher = {UN,},
      recid = {103059},
      pages = {i, 76 p. :},
      address = {New York :. 1990},
      year = {1990},
}