@articleSextro_Popp_Krzyzynski_2001, title=Localization in Nonlinear Mistuned Systems with Cyclic Symmetry, volume=25, DOI=10.1023/A:1012915002568, number=1–3, journal=Nonlinear Dynamics, publisher=Kluwer Academic Publishers, author=Sextro, Walter and Popp, Karl and Krzyzynski, Tomasz, year=2001, pages=207–220 

@articleKrzyzynski_Popp_Sextro_2000, title=On some regularities in dynamic response of cyclic periodic structures, volume=11, DOI=10.1016/S0960-0779(99)00080-6, number=10, journal=Chaos, Solitons \'26; Fractals, author=Krzyzynski, Tomasz and Popp, Karl and Sextro, Walter, year=2000, pages=1597–1609 

@inproceedingsPanning_Sextro_Popp_2000, place=Munich, Germany, title=Optimization of Interblade Friction Damper, booktitle=International Gas Turbine \'26; Aeroengine Congress \'26; Exhibition, ASME, author=Panning, Lars and Sextro, Walter and Popp, Karl, year=2000, pages=1–8 

@inproceedingsSextro_2000, place=Munich, Germany, title=The Calculation of the Forced Response of Shrouded Blades with Friction Contacts and Its Experimental Verification, booktitle=International Gas Turbine \'26; Aeroengine Congress \'26; Exhibition, ASME, author=Sextro, Walter, year=2000, pages=1–8 

@inproceedingsPopp_Sextro_1999, place=Heidelberg, title=Schwingungsanalyse von vorgespannten Schaufeln mit Deckplatten im Schaufelkranz, number=504, booktitle=Forschungsvereinigung Verbrennungskraftmaschinen (FW) -lnformationstagung Turbinen, author=Popp, Karl and Sextro, Walter, year=1999, pages=21–38 

@inproceedingsSextro_1999, title=Experimental verification of a non-Hertzian contact model, booktitle=International conference on computational methods in contact mechanics, author=Sextro, Walter, year=1999, pages=181–190 

@inproceedingsSextro_1999, place=Las Vegas, Nevada, USA, title=Forced Vibration of Elastic Structures with Friction Contacts, number=DET/VIB-8180, booktitle=ASME Design Engineering Technical Conferences, author=Sextro, Walter, year=1999, pages=1–10 

@articleSextro_Popp_1999, title=Ein ebenes Reibkontaktmodell zur Berechnung von Schaufelschwingungen mit Reibelementen, volume=79, journal=Zeitschrift für angewandte Mathematik und Mechanik (ZAMM), author=Sextro, Walter and Popp, Karl, year=1999, pages=311–312 

@inproceedingsSextro_Popp_1999, place=Frankfurt am Main, Germany, title=Schwingungsanalyse von vorgespannten Schaufeln mit Deckplatten im Schaufelkranz, number=686, booktitle=Forschungsvereinigung Verbrennungskraftmaschinen (FW), author=Sextro, Walter and Popp, Karl, year=1999, pages=56 

@inproceedingsSextro_Popp_Wolter_1998, place=Kopenhagen, D\'22anemark, title=Vibrational Behaviour of Tuned and Detuned Bladed Disks with Friction Dampers, volume=1, booktitle=International Congress on Combustion Engines, Proceedings of the 22nd CIMAC, author=Sextro, Walter and Popp, Karl and Wolter, I, year=1998, pages=257–270 

@inproceedingsSextro_Popp_Wolter_1998, place=Honolulu, Hawaii, USA, title=Three-Dimensional Vibration of Bladed Disk Assemblies with Friction Dampers, volume=B, booktitle=The 7th International Symposium on Transport Phenomena and Dynamics of Rotating Machinery, Proceedings of ISROMAC-7, author=Sextro, Walter and Popp, Karl and Wolter, I, year=1998, pages=621–630 

@inproceedingsPopp_Sextro_1997, place=Frankfurt am Main, Germany, title=Schwingungsverhalten von verstimmten Beschaufelungen mit Reibelementen, number=496, booktitle=Forschungsvereinigung Verbrennungskraftmaschinen (FW) -lnformationstagung Turbinen, author=Popp, Karl and Sextro, Walter, year=1997, pages=131–142 

@inproceedingsSextro_1997, title=Schwingungsverhalten von Schaufelkränzen mit Reibelementen bei Frequenzverstimmung, volume=11, number=245, booktitle=VDI-Reihe, publisher=VDI-Verlag, Düsseldorf, author=Sextro, Walter, year=1997 

@inproceedingsSextro_Popp_Wolter_1997, title=Improved reliability of bladed disks due to friction dampers, booktitle=The 1997 International Gas Turbine \'26; Aeroengine Congress \'26; Exposition, author=Sextro, Walter and Popp, Karl and Wolter, Ivo, year=1997 

@inproceedingsPopp_Sextro_1996, place=Frankfurt am Main, Germany, title=Schwingungsverhalten eines Schaufelkranzes mit Reibelementen bei Frequenzverstimmung, number=490, booktitle=Forschungsvereinigung Verbrennungskraftmaschinen (FW) - lnformationstagung Turbinen, author=Popp, Karl and Sextro, Walter, year=1996, pages=53–76 

@inproceedingsPopp_Sextro_1996, place=Prag, title=Dynamical Behaviour of a Bladed Disk with Friction Dampers, volume=1, number=518, booktitle=The 2nd European Nonlinear Oscillation Conference - Proceedings of EUROMECH, author=Popp, Karl and Sextro, Walter, year=1996, pages=157–183 

@articleSextro_Schmalhorst_1993, title=Static Behaviour of Drill Strings in Curved Boreholes, volume=73, journal=Zeitschrift für angewandte Mathematik und Mechanik (ZAMM), author=Sextro, Walter and Schmalhorst, B, year=1993, pages=255–257 

@inbookStelter_Sextro_1991, series=International Series of Numerical Mathematics / Internationale Schriftenreihe zur Numerischen Mathematik / S\rquote erie Internationale d’Analyse Num\rquote erique, title=Bifurcations in Dynamic Systems with Dry Friction, volume=97, DOI=10.1007/978-3-0348-7004-7_44, booktitle=Bifurcation and Chaos: Analysis, Algorithms, Applications, publisher=Birkhäuser Basel, author=Stelter, Peter and Sextro, Walter, editor=Seydel, R. and Schneider, F.W. and Küpper, T. and Troger, H.Editors, year=1991, pages=343–347, collection=International Series of Numerical Mathematics / Internationale Schriftenreihe zur Numerischen Mathematik / S\rquote erie Internationale d’Analyse Num\rquote erique