@conference {guerreiro:2007,
	title = {{Trajectory tracking H2 controller for autonomous helicopters: an application to industrial chimney inspection}},
	booktitle = {17th IFAC Symposium on Automatic Control in Aerospace},
	year = {2007},
	note = {n/a},
	month = {June},
	abstract = {n/a},
	keywords = {Autonomous vehicles, disturbance rejection, helicopter control},
	doi = {https://doi.org/10.3182/20070625-5-FR-2916.00074},
	author = {B. J. Guerreiro and Silvestre, C. and R. Cunha and D. Antunes}
}
