@InProceedings{Kuhn2004unit,
	author=	{Fabian Kuhn and Thomas Moscibroda and Roger Wattenhofer},
	title=	{{Unit Disk Graph Approximation}},
	booktitle=	{{ACM Joint Workshop on Foundations of Mobile Computing (DIALM-POMC), Philadelphia, Pennsylvania, USA}},
	month=	{October},
	year=	{2004},
}