J. Xiaohong, S. Jung, R. Salant, and W. Haas. Sealing systems - cutting edge technology in the smallest envelope, page 329-340. Fachverband Fluidtechnik im VDMA e.V., (2010)400.
S. Jung, A. Daubner, and W. Haas. Sealing systems - cutting edge technology in the smallest envelope, page 303-316. Fachverband Fluidtechnik im VDMA e.V., (2010)401.