@article{253961,
      note = {At head of title: Topic 2, Security and confidentiality of  statistical data.},
      author = {Todorova, Boyka},
      url = {http://digitallibrary.un.org/record/253961},
      title = {Security and confidentiality of statistical data in the  Bulgarian National Statistical Institute /},
      publisher = {UN,},
      recid = {253961},
      pages = {5 p.},
      address = {Geneva :. 1998-03-26},
      year = {1998},
      month = {Mar},
}