@article {Kyriakidis1999MG,
	title = {{Geostatistical Space{\textendash}Time Models: A Review}},
	journal = {Mathematical Geology},
	volume = {31},
	number = {6},
	year = {1999},
	pages = {651-684},
	author = {Kyriakidis, Ph.~C. and Journel, A.~G.}
}