@inproceedings{murray2009eyeimplementation,
 author = {Murray N, Roberts D, Steed A, Sharkey P, Dickerson P, Rae J, Wolff R},
 title = {Eye gaze in virtual environments: evaluating the need and initial work on implementation},
 year = {2009},
 booktitle = {CONCURRENCY AND COMPUTATION-PRACTICE & EXPERIENCE},
 volume = {21},
 number = {11},
}