1. M. Novara, R. Reinhard, HYPER: hyper precision cold atom interferometry in space, Report of the Concurrent Design Facility session at ESA/ESTEC, ESA document number CDF-09, September 2000.
2. W. Fichter, U. Johann, G. Bagnasco, P. Airey, Spacecraft design for atom interferometry in space, Proceedings of the 54th International Astronautical Congress, September 29–October 3, 2003, Bremen, Germany.
3. S.P. Airey, G. Bagnasco, M. Barilli, S. Becucci, G. Cherubini, A. Romoli, Extreme accuracy star tracker in support of HYPER precision cold atom interferometry, American Astronautical Society, Paper AAS 03-505, 2003.
4. S. Scheithauer, A. Schleicher, S. Theil, Overview on high accuracy acceleration sensors for scientific space missions, Proceedings of the 54th International Astronautical Congress, September 29–October 3, 2003, Bremen, Germany.
5. Technical Documentation of the HYPER Industrial Feasibility Study, see ESA/ESTEC web page of HYPER, http://sci.esa.int/science-e/www/object/index.cfm?fobjectid=33280.