@inproceedingsSchulte_Fröhleke_1999, title=Parameter identification of ultrasonic motors, DOI=10.1109/aim.1999.803149, booktitle=1999 IEEE/ASME International Conference on Advanced Intelligent Mechatronics (Cat. No.99), publisher=IEEE, author=Schulte, T. and Fröhleke, N., year=1999 

@inproceedingsSchutte_Beineke_Grotstollen_1998, title=Knowledge based controller selection for electrical drives with imperfect mechanic, DOI=10.1109/iecon.1998.722864, booktitle=IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980), publisher=IEEE, author=Schutte, F. and Beineke, S. and Grotstollen, H., year=1998 

@bookMaas_1998, title=Modellierungund Regelung stromrichtergespeister Ultraschall-Wanderwellenmotoren, author=Maas, J., year=1998 

@inproceedingsBeinke_Wertz_Schutte_Grotstollen_Fröhleke_1998, title=Identification of nonlinear two-mass systems for self-commissioning speed control of electrical drives, DOI=10.1109/iecon.1998.724071, booktitle=IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980), publisher=IEEE, author=Beinke, S. and Wertz, H. and Schutte, F. and Grotstollen, H. and Fröhleke, N., year=1998 

@inproceedingsWallmeier_Richter_Fröhleke_Grotstollen_Langemeyer_Margaritis_1998, title=A high efficiency single-phase power factor corrected switched mode rectifier, DOI=10.1109/iecon.1998.724175, booktitle=IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980), publisher=IEEE, author=Wallmeier, P. and Richter, J. and Fröhleke, N. and Grotstollen, H. and Langemeyer, L. and Margaritis, B., year=1998 

@inproceedingsWallmeier_Fröhleke_Grotstollen_1998, title=Improved analytical modeling of conductive losses in gapped high-frequency inductors, DOI=10.1109/ias.1998.730254, booktitle=Conference Record of 1998 IEEE Industry Applications Conference. Thirty-Third IAS Annual Meeting (Cat. No.982), publisher=IEEE, author=Wallmeier, P. and Fröhleke, N. and Grotstollen, H., year=1998 

@inproceedingsWallmeier_Fröhleke_Grotstollen_1998, title=Automated optimization of high frequency inductors, DOI=10.1109/iecon.1998.724147, booktitle=IECON ’98. Proceedings of the 24th Annual Conference of the IEEE Industrial Electronics Society (Cat. No.980), publisher=IEEE, author=Wallmeier, P. and Fröhleke, N. and Grotstollen, H., year=1998 

@inproceedingsIde_Froehleke_Grotstollen_1997, title=Investigation of low cost control schemes for a selected 3-level switched mode rectifier, DOI=10.1109/intlec.1997.645920, booktitle=Proceedings of Power and Energy Systems in Converging Markets, publisher=IEEE, author=Ide, P. and Froehleke, N. and Grotstollen, H., year=1997 

@inproceedingsIde_Froehleke_Grotstollen_1997, title=Comparison of selected 3-phase switched mode rectifiers, DOI=10.1109/intlec.1997.646061, booktitle=Proceedings of Power and Energy Systems in Converging Markets, publisher=IEEE, author=Ide, P. and Froehleke, N. and Grotstollen, H., year=1997 

@inproceedingsSun_Grotstollen_1997, title=Fast time-domain simulation by waveform relaxation methods, DOI=10.1109/pesc.1996.548800, booktitle=PESC Record. 27th Annual IEEE Power Electronics Specialists Conference, publisher=IEEE, author=Sun, J. and Grotstollen, H., year=1997 

@inproceedingsBeineke_Schutte_Grotstollen_1997, title=Online identification of nonlinear mechanics using extended Kalman filters with basis function networks, DOI=10.1109/iecon.1997.671069, booktitle=Proceedings of the IECON’97 23rd International Conference on Industrial Electronics, Control, and Instrumentation (Cat. No.976), publisher=IEEE, author=Beineke, S. and Schutte, F. and Grotstollen, H., year=1997 

@inproceedingsBeineke_Schutte_Wertz_Grotstollen_1997, title=Comparison of parameter identification schemes for self-commissioning drive control of nonlinear two-mass systems, DOI=10.1109/ias.1997.643068, booktitle=IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting, publisher=IEEE, author=Beineke, S. and Schutte, F. and Wertz, H. and Grotstollen, H., year=1997 

@inproceedingsMaas_Grotstollen_1997, title=Averaged model of inverter-fed ultrasonic motors, DOI=10.1109/pesc.1997.616802, booktitle=PES. Record 28th Annual IEEE Power Electronics Specialists Conference. Formerly Power Conditioning Specialists Conference 1970-71. Power Processing and Electronic Specialists Conference 1972, publisher=IEEE, author=Maas, J. and Grotstollen, H., year=1997 

@inproceedingsSchutte_Beineke_Rolfsmeier_Grotstollen_1997, title=Online identification of mechanical parameters using extended Kalman filters, DOI=10.1109/ias.1997.643069, booktitle=IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting, publisher=IEEE, author=Schutte, F. and Beineke, S. and Rolfsmeier, A. and Grotstollen, H., year=1997 

@inproceedingsMaas_Schulte_Grotstollen_1997, title=Optimized drive control for inverter-fed ultrasonic motors, DOI=10.1109/ias.1997.643144, booktitle=IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting, publisher=IEEE, author=Maas, J. and Schulte, T. and Grotstollen, H., year=1997 

@inproceedingsWallmeier_Grotstollen_1997, title=Magnetic shielding applied to high-frequency inductors, DOI=10.1109/ias.1997.629003, booktitle=IAS ’97. Conference Record of the 1997 IEEE Industry Applications Conference Thirty-Second IAS Annual Meeting, publisher=IEEE, author=Wallmeier, P. and Grotstollen, H., year=1997 

@inproceedingsFiedler_Grotstollen_1997, title=Simulation of power electronic circuits with principles used in wave digital filters, DOI=10.1109/ias.1995.530613, booktitle=IAS ’95. Conference Record of the 1995 IEEE Industry Applications Conference Thirtieth IAS Annual Meeting, publisher=IEEE, author=Fiedler, A. and Grotstollen, H., year=1997 

@inproceedingsScheffler_Böcker_1997, series=World Scientific Series in Robotics and Intelligent Systems, title=Application of Neural Networks for Control of Four-Quadrant Converters in Railway Propulsion Systems Applications of Neural Adaptive Control Technology, volume=17, booktitle=Applications of Neural Adaptive Control Technology, publisher=World Scientific, author=Scheffler, Sebastian and Böcker, Joachim, year=1997, pages=281–302, collection=World Scientific Series in Robotics and Intelligent Systems 

@bookRuff_1997, title=Ein automatisiertes Verfahren zur Off-line-Identifikation der elektrischen Parameter von pulswechselrichtergespeisten Asynchronmotoren, author=Ruff, M., year=1997 

@bookFiedler_1997, title=Beiträge zur Entwicklung von Gleichstromumrichtern mit geringer Ausgangsspannung, author=Fiedler, A., year=1997