@inproceedings{ICDAR-2013-TangHF,
	author        = "Peng Tang and Siu Cheung Hui and Chi-Wing Fu",
	booktitle     = "{Proceedings of the 12th International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.2013.79",
	isbn          = "978-0-7695-4999-6",
	pages         = "359--363",
	publisher     = "{IEEE Computer Society}",
	title         = "{A Progressive Structural Analysis Approach for Handwritten Chemical Formula Recognition}",
	year          = 2013,
}