@PhDthesis{conte:07,
    author = {G. Conte},
    title = {Navigation functionalities for an autonomous UAV helicopter},
    school = {{L}ink{\"{o}}ping {U}niversity},
    year = {2007},
    address = {SE-581 83 Linköping, Sweden},
    type = {Licentiate Thesis no. 1307},
}