@inproceedings{bb52062,
        AUTHOR = "Caglioti, V. and Taddei, P. and Boracchi, G. and Gasparini, S. and Giusti, A.",
        TITLE = "Single-Image Calibration of Off-Axis Catadioptric Cameras Using Lines",
        BOOKTITLE = "Proceedings of the 7th Workshop on Omnidirectional Vision ({OMNIVIS
 2007})}",
        YEAR = "2007",
        PAGES = "1-6",
        BIBSOURCE = "http://www.visionbib.com/bibliography/active670cat1.html#TT49441"}