@book {Chiles1999Wiley,
	title = {Geostatistics: modeling spatial uncertainty},
	year = {1999},
	pages = {720},
	publisher = {John Wiley \& Sons},
	organization = {John Wiley \& Sons},
	address = {New York},
	author = {Chiles, J.~P. and Delfiner, P.}
}