@inproceedings{ICDAR-2009-AlyUFS,
	author        = "Walaa Aly and Seiichi Uchida and Akio Fujiyoshi and Masakazu Suzuki",
	booktitle     = "{Proceedings of the 10th International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2009.90",
	isbn          = "978-0-7695-3725-2",
	pages         = "1350--1354",
	publisher     = "{IEEE Computer Society}",
	title         = "{Statistical Classification of Spatial Relationships among Mathematical Symbols}",
	year          = 2009,
}