@article {Powers:October 2002:0016-7061:165,
	author = "Powers J.S.",
	author = "Schlesinger W.H.",
	title = "Relationships among soil carbon distributions and biophysical factors at nested spatial scales in rain forests of northeastern Costa Rica",
	journal = "Geoderma",
	volume = "109",
	year = "October 2002",
	abstract = "",
	pages = "165-190(26)",
	url = "http://www.ingentaconnect.com/content/els/00167061/2002/00000109/00000003/art00147"
	doi = "doi:10.1016/S0016-7061(01)00119-7"
}