BibTeX reference

@inproceedings{Heseltine2004,
  author="T. Heseltine and N. E. Pears and J. Austin",
  title="Combining Multiple Face Recognition Systems using Fisher's Linear Discriminant",
  booktitle="SPIE Proceedings : Biometric Technology for Human Identification",
  vol ="5404",
  year="2004",
  pages="470-481"
}