@INPROCEEDINGS{LehtonenSMF-2006-aid,
    author        = {Lehtonen, Mikko and Staake, Thorsten and Michahelles, Florian and Fleisch, Elgar},
    title         = {{Strengthening the Security of Machine Readable Documents by Combining RFID and Optical Memory Devices}},
    booktitle     = {Ambient Intelligence Developments Conference -- AmI.d},
    year          = {2006},
    editor        = {},
    volume        = {},
    series        = {},
    pages         = {},
    address       = {Sophia-Antipolis, France},
    month         = {September},
    organization  = {},
    publisher     = {},
   bibsource     = {Information Security Group (GSI), UCL, Louvain-la-Neuve, Belgium},
}