@InProceedings{Emek2011Mechanisms,
	 author =	{Yuval Emek and Ron Karidi and Moshe Tennenholtz and Aviv Zohar},
	 title =	{{Mechanisms for Multi-Level Marketing}},
	 booktitle =	{{Proceedings of the 12th ACM Conference on Electronic Commerce (EC), pages 209-218, San Jose, CA, USA}},
	 month =	{},
	 year =		{2011}
}