@INPROCEEDINGS{Kittler2007SPIE,
  author = {J Kittler and N Poh and O Fatukasi and K Messer and K Kryszczuk and
	J Richiardi and A Drygajlo},
  title = {Quality Dependent Fusion of Intramodal and Multimodal Biometric Experts},
  booktitle = {Proc. {SPIE} Defense and Security Symposium},
  year = {2007},
  address = {Orlando, USA},
  month = {April}
}