@inproceedings{ICDAR-2007-NwoguSG,
	author        = "Ifeoma Nwogu and Zhixin Shi and Venu Govindaraju",
	booktitle     = "{Proceedings of the Ninth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2007.205",
	isbn          = "978-0-7695-2822-9",
	pages         = "541--545",
	publisher     = "{IEEE Computer Society}",
	title         = "{PDE-Based Enhancement of Low Quality Documents}",
	year          = 2007,
}