@inproceedings{ICDAR-1993-HaoWN,
	author        = "Xiaolong Hao and Jason T. L. Wang and Peter A. Ng",
	booktitle     = "{Proceedings of the Second International Conference on Document Analysis and Recognition}",
	doi           = "10.1109/ICDAR.1993.395723",
	isbn          = "0-8186-4960-7",
	pages         = "319--322",
	publisher     = "{IEEE}",
	title         = "{Nested segmentation: an approach for layout analysis in document classification}",
	year          = 1993,
}