@inproceedings{ICDAR-2007-ChangTO,
	author        = "Tzu-Yuan Chang and Yusuke Takiguchi and Minoru Okada",
	booktitle     = "{Proceedings of the Ninth International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2007.208",
	isbn          = "978-0-7695-2822-9",
	pages         = "1193--1197",
	publisher     = "{IEEE Computer Society}",
	title         = "{Physical Structure Segmentation with Projection Profile for Mathematic Formulae and Graphics in Academic Paper Images}",
	year          = 2007,
}