@article{168828,
      url = {http://digitallibrary.un.org/record/168828},
      title = {Non-seismic monitoring technologies for CTBT verification  : working paper /},
      publisher = {UN,},
      recid = {168828},
      pages = {4 p.},
      address = {Geneva :. 1994-06-17},
      year = {1994},
      month = {Jun},
}