@unpublished{TUIOspecification,
    author = "test",
    title  = "test",
    note   = "url: http://tuio.org/?specification",
}

article{TUIOarticle,
    author  = {Martin Kaltenbrunner, Till Bovermann, Ross Bencina, Enrico
               Costanza},
    title   = {TUIO: A protocol for table-top tangible user interfaces},
    journal = {Proc. of the The 6th Int'l Workshop on Gesture in Human-Computer
               Interaction and Simulation},
    pages   = }
}