@article{105882,
      url = {http://digitallibrary.un.org/record/105882},
      title = {Information on the study tour in Bulgaria 1983 : note /},
      publisher = {UN,},
      recid = {105882},
      pages = {2, [9] p. :},
      address = {Geneva :. 1983-05-17},
      year = {1983},
      month = {May},
}