@inproceedings{ICDAR-1993-MennensTFE,
	author        = "Jan Mennens and Luc Van Tichelen and Guido Francois and Jan J. Engelen",
	booktitle     = "{Proceedings of the Second International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1993.395702",
	isbn          = "0-8186-4960-7",
	pages         = "428--431",
	publisher     = "{IEEE}",
	title         = "{Optical recognition of Braille writing}",
	year          = 1993,
}