@Article{Rae_1998_562,
  author = {Rae, R. and Ritter, H.J.},
 number = {2},
 pages = {257-265},
 title = {Recognition of human head orientation based on artificial neural networks},
 volume = {9},
 year = {1998},
 title_with_no_special_chars = {Recognition of human head orientation based on artificial neural networks}
}