@article{cavalli-sforza83paradox,
	title = {Paradox of the Evolution of Communication and of Social Interactivity},
	author = {L. L. Cavalli-Sforza and M. W. Feldman},
	journal = {PNAS},
	number = {7},
	pages = {2017-2021},
	url = {http://www.isrl.uiuc.edu/~amag/langev/paper/cavallisforza83paradox.html},
	volume = {80},
	year = {1983},
	biburl = {http://www.bibsonomy.org/bibtex/2f0d1830bab7e83ea48d174d45fea07bf/vittorio.loreto},
	keywords = {1983 RMP_CFL cavalli-sforza communication evolution feldman interactivity paradox pnas social }
}