@MISC{sandor_patent09,
   title = "Augmented Reality X-Ray. US Patent application 12/785,170 (Filed 21 May 2010)",
   author = "Christian Sandor and Andrew Cunningham and Mattila Ville-Veikko",
   annote = "type=patent, area=mars, lab=mvl",
   month = "May",
   year = "2010"
}