@inproceedings{conf/esop/Cheney08,
	title = {Regular Expression Subtyping for XML Query and Update Languages.},
	author = {James Cheney},
	booktitle = {ESOP},
	crossref = {conf/esop/2008},
	editor = {Sophia Drossopoulou},
	pages = {32-47},
	publisher = {Springer},
	series = {Lecture Notes in Computer Science},
	url = {http://dblp.uni-trier.de/db/conf/esop/esop2008.html#Cheney08},
	volume = {4960},
	year = {2008},
	biburl = {http://www.bibsonomy.org/bibtex/2e8c0c33ce8a449c1f637dd4b1c71b7e6/dblp},
	description = {dblp},
	date = {2008-04-16}, ee = {http://dx.doi.org/10.1007/978-3-540-78739-6_3}, isbn = {978-3-540-78738-9},
	keywords = {dblp }
}