@conference {cavalloNectar,
	title = {Handling Self-Interest in Groups, with Minimal Cost},
	booktitle = {Proceedings of the 21st National Conference on Artificial Intelligence (AAAI{\textquoteright}06), Nectar Paper Track},
	volume = {21},
	year = {2006},
	pages = {1585},
	edition = {2},
	address = {Boston, MA},
	url = {http://econcs.seas.harvard.edu/files/econcs/files/cavallo-aaai06-nectar.pdf},
	author = {Ruggiero Cavallo}
}
