@article {zidek2012combining,
	title = {Combining data and simulated data for space{\textendash}time fields: application to ozone},
	journal = {Environmental and ecological statistics},
	volume = {19},
	number = {1},
	year = {2012},
	pages = {37{\textendash}56},
	publisher = {Springer},
	author = {Zidek, James V and Le, Nhu D. and Liu, Zhong}
}
