@inproceedings{ICDAR-2009-XiuLBNS,
	author        = "Pingping Xiu and Daniel P. Lopresti and Henry S. Baird and George Nagy and Elisa H. Barney Smith",
	booktitle     = "{Proceedings of the 10th International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2009.273",
	isbn          = "978-0-7695-3725-2",
	pages         = "216--220",
	publisher     = "{IEEE Computer Society}",
	title         = "{Style-Based Ballot Mark Recognition}",
	year          = 2009,
}