@misc {IOPORT.70715174,
    author       = {Unal, Gozde B. and Yezzi, Anthony J.},
    title        = {A variational approach to problems in calibration of multiple cameras},
    howpublished = {CVPR (1), 172-178 (2004).},
    year         = {2004},
    identifier   = {70715174},
}