1. Seume, J.; Lechner, C. (Ed.): Stationäre Gasturbinen, Springer-Verlag, Berlin, Heidelberg, Deutschland, 2003
2. Neidel, A.; Fischer, B.; Kramm, C.: Heat Treatment Tests on Material Specimens Made of 321SS, Simulating Exhaust Duct Temperature Increase. Siemens AG, internal report GT BLN MOS Q/2012/0331, August 21, 2012
3. Neidel, A.; Cagliyan, E.; Fischer, B.: Metallographic Examination of Stage 4 Ring Segments … After 96 kEOH. Siemens AG, internal report GT BLN MOS Q/2011/0923, March 9, 2012
4. Neidel, A.; Kramm, C.: Metallurgical Examination per DGTI 2010–1805 of Casing Liners of Turbine Bearing Support and of Exhaust Gas Diffuser … Siemens AG, internal report GT BLN QM/2011/0745, September 30, 2011
5. Cagliyan, E.: Metallographic Examination of Stage 4 Ring Segment … to check for Creep Damage. Siemens AG, internal report GT BLN MOS Q/2012/0305, May 14, 2012