@article{1486034,
      recid = {1486034},
      author = {Charron, Andrea. and Fergusson, James. and Robinson, Lori  J. and St-Amand, Pierre J. J.},
      title = {Norad : In Perpetuity and Beyond.},
      pages = {1 online resource (231 pages).},
      abstract = {Wide-ranging changes have been made to the North American  Aerospace Defense Command (NORAD) since 2006, when the  binational agreement was signed in perpetuity. NORAD traces  the joint command's recent history - one marked by  technological and structural innovations, but also by  unprecedented threats and challenges.},
      url = {http://library.usi.edu/record/1486034},
}