@InProceedings{Kuhn2004what,
	author=	{Fabian Kuhn and Thomas Moscibroda and Roger Wattenhofer},
	title=	{{What Cannot Be Computed Locally!}},
	booktitle=	{{23rd ACM Symposium on the Principles of Distributed Computing (PODC), St. Johns, Newfoundland, Canada}},
	month=	{July},
	year=	{2004},
}