@inproceedings{DocEng-2009-Hassan,
	author        = "Tamir Hassan",
	booktitle     = "{Proceedings of the Ninth Symposium on Document Engineering}",
	doi           = "10.1145/1600193.1600206",
	isbn          = "978-1-60558-575-8",
	pages         = "47--55",
	publisher     = "{ACM}",
	title         = "{Object-level document analysis of PDF files}",
	year          = 2009,
}