@article{stiefel:99a,
   author    = {Rainer Stiefelhagen and Michael Finke and Jie Yang and Alex Waibel},
   title     = {From Gaze to Focus of Attention},
   journal   = {Lecture Notes in Computer Science},
   pages     = {761-768},
   year      = {1999},
   month     = {June},
   volume    = {1614}
}