@article{08-gellersen,
	Author = {Hans Gellersen and Carl Fischer and Dominique Guinard and Roswitha Gostner and  Gerd Kortuem and Christian Kray and Enrico Rukzio and Sara Streng},
	Journal = {Personal and Ubiquitous Computing Journal },
	Title = {Supporting Device Discovery and Spontaneous Interaction with Spatial References},
	Year = {2008}}