@article {Ribeiro2001RNews,
	title = {{geoR: a package for geostatistical analysis}},
	journal = {R-News},
	volume = {1},
	number = {2},
	year = {2001},
	pages = {15-18},
	author = {Ribeiro Jr., P.~J. and Diggle, P.~J.}
}