Backup state observer based on Optic Flow applied to lunar landing. - Guillaume Sabiron; Laurent Burlion; Gregory Jonniaux; Erwan Kervendal; Eric Bornschlegl; Thibaut Raharijaona; Franck Ruffier (IROS, 2014)

Suboptimal lunar landing GNC using nongimbaled optic-flow sensors. - Guillaume Sabiron; Thibaut Raharijaona; Laurent Burlion; Erwan Kervendal; Eric Bornschlegl; Franck Ruffier (IEEE Trans. Aerosp. Electron. Syst., 2015)