@misc {IOPORT.70123571,
    author       = {Hansen, Dan Witzner and Hansen, John Paulin},
    title        = {Eye typing with common cameras},
    howpublished = {ETRA, 55 (2006).},
    year         = {2006},
    doi          = {10.1145/1117309.1117340},
    identifier   = {70123571},
}