author = {Julian Fierrez and Javier Ortega-Garcia},
booktitle = {Encyclopedia of Biometrics},
editor = {Stan Z. Li},
month = {July},
note = {ISBN 978-0-387-73002-8},
pages = {621-624},
publisher = {Springer Verlag},
title = {Fusion, User-Specific},
year = {2009},