@mastersthesis {Langelaan:2006,
	title = {{State Estimation for Autonomous Flight in Cluttered Environments}},
	year = {2006},
	month = {March},
	school = {Stanford University},
	type = {phd},
	address = {Stanford, CA 94305},
	url = {http://www.stanford.edu/group/arl/cgi-bin/drupal/sites/default/files/public/publications/Langelaan 2006.pdf},
	author = {Jacob Willem Langelaan}
}
