@article{Garlaschelli2005b,
	title = {The scale-free topology of market investments},
	author = {Diego Garlaschelli and Stefano Battiston and Maurizio Castri and Vito D. P. Servedio and Guido Caldarelli},
	day = {15},
	journal = {Physica A: Statistical Mechanics and its Applications},
	month = {May},
	number = {2-4},
	pages = {491--499},
	url = {http://www.sciencedirect.com/science/article/B6TVG-4F29DF8-4/1/30f8df5223a184714cfc012d53e87fbd},
	volume = {350},
	year = {2005},
	biburl = {http://www.bibsonomy.org/bibtex/25d997b7a468e0934fcf04d781c703f4e/smicha},
	description = {Physica A},
	keywords = {Complex networks }
}