1. Schon, T.: " Estimation of Nonlinear Dynamic Systems - Theory and Applications " Dissertation, Department of Electrical Engineering, Linkopings Universitat, 2006.
2. Nelles, O.: " Nonlinear System Identification " , Springer, Berlin, 2001.
3. Ropke, K.; Knaak, M.; Nessler, A.; Schaum, S.: " Rapid Measurement - Grundbedatung eines Verbrennungsmotors innerhalb eines Tages? " MTZ 04/2007, Jahrgang 68.
4. Baumann, W.; Schaum, S.; Ropke, K.; Knaak, M.: " Excitation Signals for Nonlinear Dynamic Modeling of Combustion Engines " IFAC World Conference 2008, Seoul, Korea.
5. Ljung, Lennart; " System Identification; Theory for the user " , Second edition, Prentice Hall PTR, 1999.