A Nonlinear Attitude Observer Based on Active Vision and Inertial MeasurementsBRAS, Sergio; CUNHA, Rita; VASCONCELOS, Jose F et al.IEEE transactions on robotics. 2011, Vol 27, Num 4, pp 664-677, issn 1552-3098, 14 p.Article

Discrete-Time Complementary Filters for Attitude and Position Estimation: Design, Analysis and Experimental ValidationVASCONCELOS, José F; CARDEIRA, Bruno; SILVESTRE, Carlos et al.IEEE transactions on control systems technology. 2011, Vol 19, Num 1, pp 181-198, issn 1063-6536, 18 p.Article