@article {Doll2007EE,
	title = {{Mapping regional economic activity from night-time light satellite imagery}},
	journal = {Ecological Economics},
	volume = {57},
	number = {1},
	year = {2007},
	pages = {75-92},
	author = {Doll, C.N.H. and Muller, J.-P. and Morley, J.G.}
}