SpringerLink (Online service), Bigün, J., Chollet, G., & Borgefors, G. (1997). Audio- and Video-based Biometric Person Authentication: First International Conference, AVBPA '97, Crans-Montana, Switzerland, March 12 - 14, 1997, Proceedings (1st ed. 1997.). Springer Berlin Heidelberg : Imprint: Springer. https://doi.org/10.1007/BFb0015972
Παραπομπή σε μορφή Chicago (17η εκδ.)SpringerLink (Online service), Josef Bigün, Gerard Chollet, και Gunilla Borgefors. Audio- and Video-based Biometric Person Authentication: First International Conference, AVBPA '97, Crans-Montana, Switzerland, March 12 - 14, 1997, Proceedings. 1st ed. 1997. Berlin, Heidelberg: Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0015972.
Παραπομπή σε μορφή MLA (8th εκδ.)SpringerLink (Online service), et al. Audio- and Video-based Biometric Person Authentication: First International Conference, AVBPA '97, Crans-Montana, Switzerland, March 12 - 14, 1997, Proceedings. 1st ed. 1997. Springer Berlin Heidelberg : Imprint: Springer, 1997. https://doi.org/10.1007/BFb0015972.
