@article{416187,
      url = {http://digitallibrary.un.org/record/416187},
      title = {Contribution to the OSI Operational Manual : chapter 5,  section 5.7, Communication of requests, mandates and  notifications},
      publisher = {UN,},
      recid = {416187},
      pages = {3 p.},
      address = {Vienna :. 2000-04-17},
      year = {2000},
      month = {Apr},
}