@article {Sear:2003:1090-5138:25,
	author = "Sear R. and Mace R. and McGregor I.A.",
	title = "The effects of kin on female fertility in rural Gambia",
	journal = "Evolution and Human Behavior",
	volume = "24",
	number = "1",
	year = "2003",
	abstract = "",
	pages = "25-42",
	url = "http://www.ingentaconnect.com/content/els/10905138/2003/00000024/00000001/art00105",
	doi = "doi:10.1016/S1090-5138(02)00105-8",
	keyword = "Kin, Fertility, Evolutionary demography, Gambia"
}