@article {kuemmerle11auro,
	title = {Large Scale Graph-based {SLAM} using Aerial Images as Prior Information},
	journal = {Journal of Autonomous Robots},
	volume = {30},
	number = {1},
	year = {2011},
	pages = {25{\textendash}39},
	doi = {10.1007/s10514-010-9204-1},
	author = {Kuemmerle, R. and Steder, B. and Dornhege, C. and Kleiner, A. and Grisetti, G. and Burgard, W.}
}
