@article {reich2020review,
	title = {A review of spatial causal inference methods for environmental and epidemiological applications},
	journal = {arXiv preprint arXiv:2007.02714},
	year = {2020},
	author = {Reich, Brian J and Yang, Shu and Guan, Yawen and Giffin, Andrew B and Miller, Matthew J and Rappold, Ana G}
}
