@inproceedings{ICPR-v1-2004-NakamuraHFS,
	author        = "Takahiro Nakamura and Miwako Hirooka and Hideto Fujiwara and Kazuhiko Sumi",
	booktitle     = "{Proceedings of the 17th International Conference on Pattern Recognition, Volume 1}",
	doi           = "10.1109/ICPR.2004.1334192",
	isbn          = "0-7695-2128-2",
	pages         = "536--539",
	publisher     = "{IEEE Computer Society}",
	title         = "{Fingerprint Image Enhancement using a Parallel Ridge Filter}",
	year          = 2004,
}