J. Reibert, W. Haas, and C. Simader. Sealing systems - cutting edge technology in the smallest envelope, page 88-98. Fachverband Fluidtechnik im VDMA e.V., (2010)
C. Fehrenbacher, L. Hörl, F. Bauer, and W. Haas. Vorgelegt anlässlich der FVA-Informationstagung 2014, 2./3. Dezember, Würzburg, 2014, 1-2, FVA, (2014)
J. Kümmel, and W. Haas. Sealing systems - cutting edge technology in the smallest envelope, page 583-592. Fachverband Fluidtechnik im VDMA e. V., (2010)
N. Nowizki, P. Zeiler, B. Bertsche, and H. Moedden. Risk, Reliability and Safety : Innovating Theory and Practice : Proceedings of the 26th European Safety and Reliability Conference, ESREL 2016 Glasgow, Scotland, 25-29 September 2016, CRC Press, (2016)
L. Hörl, C. Pflüger, W. Haas, A. Laage, and M. Heine. Society of Tribologists and Lubrication Engineers annual meeting & exhibition 2011, page 253-260. Curran, (2011)
M. Botzler, B. Bertsche, and K. Michael. Entwicklung und Betrieb zuverlässiger Produkte, TTZ, Tagung Technische Zuverlässigkeit, volume 2210 of VDI-Berichte, page 205-212. (2013)
V. Schweizer, F. Jakob, M. Bartholdt, and B. Bertsche. Proceedings / 21st ISSAT International Conference Reliability & Quality in Design, page 227-231. Internat. Soc. of Science and Applied Technologies, (2015)
A. Romer, B. Bertsche, and S. Rohde. 8th International Fluid Power Conference (8. IFK) : March 26 - 28, 2012 in Dresden, 3, Dresdner Verein zur Förderung der Fluidtechnik e.V., (2012)