@inproceedings{terry_social_net,
 author = {Michael Terry and Elizabeth D. Mynatt and Kathy Ryall and Darren Leigh},
 title = {Social net: using patterns of physical proximity over time to infer shared interests},
 booktitle = {Conference Extended Abstracts on Human Factors in Computer Systems},
 year = {2002},
 isbn = {1-58113-454-1},
 pages = {816--817},
 location = {Minneapolis, Minnesota, USA},
 doi = {http://doi.acm.org/10.1145/506443.506612},
 publisher = {ACM Press},
}