Tortora P., GPS based attitude determination algorithm for the spin-stabilized microsatellite UNISAT, «ACTA ASTRONAUTICA», 2000, 47, pp. 139 - 146 [articolo]
Tortora P.; Oshman Y., Spacecraft angular rate estimation from magnetometer data only, in: Astrodynamics Specialist Conference, 2000, pp. 304 - 310 (atti di: Astrodynamics Specialist Conference 2000, Dever, CO, usa, 2000) [Contributo in Atti di convegno]
