@inproceedings{DRR-2014-ParkerFF,
	author        = "Jon Parker and Ophir Frieder and Gideon Frieder",
	booktitle     = "{Proceedings of the 21st Conference on Document Recognition and Retrieval}",
	doi           = "10.1117/12.2042581",
	pages         = "None--12",
	publisher     = "{SPIE}",
	series        = "{SPIE Proceedings}",
	title         = "{Robust binarization of degraded document images using heuristics}",
	volume        = 9021,
	year          = 2014,
}