1. CHEOPS Executive Summary, http://cheops.unibe.ch/cheops-mission/executive-summary/
2. CHEOPS: ESA First Small Science Mission – from mission concept to CDR in 3.5 years;Corral,2016
3. Rando N., Ratti, F., Corral, C., Asquier, J., Palma, J. Sanchez, Borges, A., Cortes, D., “CHEOPS: ESA First Small Science Mission - Platform development status and challenges”, the 4S Symposium 2016.
4. Dimensional stability testing in thermal vacuum of the CHEOPS optical telescope assembly, W.A. Klop, A.L. Verlaan, SPIE Proceedings, 2016