K. Lang, Eberhard Bock, S. Neuberger, H. Baaser, and Werner Haas. Designed to cost gas lubricated face seals for energy saving. 2014. [PUMA: W_Haas unibibliografie liste from:thomasherzig S_Neuberger dichtungstechnik E_Bock K_Lang from:samuelschwamm H_Baaser ima]