W. Goujavin, F. Bauer, and W. Haas. Society of Tribologists & Lubrication Engineers annual meeting and exhibition 2012, page 334-337. Curran, (2012)452.
M. Klaiber, F. Bauer, and W. Haas. Society of Tribologists and Lubrication Engineers annual meeting and exhibition 2010, page 220-223. Curran, (2010)389.