@InProceedings{SMML10:nonstationarity,
	author = {Salvatore Scellato and Cecilia Mascolo and Mirco Musolesi and Vito Latora},
	title = {On Nonstationarity of Human Contact Traces},
	booktitle = {Proceedings of the 2nd Annual Workshop on Simplifying Complex Networks for Practioners (SIMPLEX ’10)},
	year = {2010},
	address = {Genoa, Italy},
	month = {June}
}