1. European Space Agency development contract 17235/03/NL/FM, active pixels for star trackers
2. Ogiers, W., Airey, S.: Integrating additional functionality with APS sensors. In: 30th Annual AAS Guidance and Control Conference, Breckenridge, Colorado, 3–7 Feb 2007 (2007)
3. https://directory.eoportal.org/web/eoportal/satellite-missions/u/uk-dmc-2
4. European Space Agency development contract 4000108300/13/NL/MH, digital sun sensor on a chip EQM development and qualification
5. Fidanzati, P., Boldrini, F., Monnini, E., Ogiers, W., Pritchard, A., Airey, S., Kowaltschek, S.: Miniature sun sensor on a chip performance evaluation. In: GNC2011, 8th International ESA Conference on Guidance, Navigation and Control Systems (2011)