1. F. Teston, R. Creasey, J. Bermyn, K. Mellab, PROBA: ESA's autonomy and technology demonstration mission, 48th International Astronautical Congress Reference IAA-97-11.3.05, 1997.
2. F. Teston, M. Barnsley, J. Settle, P. Vuilleumier, S. Santandrea, PROBA: an ESA Technology demonstration mission with Earth imaging payload, first year of in orbit results, Small Satellites for Earth Observation, Fourth International Symposium of the IAA, Berlin, April 7–11, 2003, pp. 47–50.
3. The advanced Stellar compass;Jørgensen;development and operations, Acta Astronautica,1997
4. P.S. Jørgensen, J.L. Jørgensen, T. Denver, M. Betto, In-flight quality and accuracy of attitude measurements from the CHAMP Advanced Stellar Compass, Small Satellites for Earth Observation, Fourth International Symposium of the IAA, Berlin, April 7–11, 2003, pp. 229–232.
5. Radiation impacts on star-tracker performance and vision systems in space;Jørgensen;Acta Astronautica,2000