1. Inflight Commissioning and Performance Improvement of the SOFIA Secondary Mirror Mechanism. PhD thesis, University of Stuttgart;Reinacher,2014
2. SOFIA, an airborne observatory for infrared astronomy
3. Preparation of the pointing and control system of the SOFIA Airborne Telescope for early science missions;Lampater,2010
4. Pointing and control system performance and improvement strategies for the SOFIA airborne telescope;Graf,2016
5. On sky testing of the SOFIA telescope in preparation for the first science observations;Harms,2009