Your query returned 2 results.

• On Algorithmic Stabilization of 2D Contact Analyses by Means of a Modified Node-Smoothing Technique,
  W.N. Liu, T. Huemer, J. Eberhardsteiner and H.A. Mang
  Paper 10.4 from CCP: 65, ISBN 0-948749-67-9 (2000)
  
• Comparison of Different Approximations of the Relative Tangential Slip in Contact Analyses with Velocity-Dependent Friction Models,
  W.N. Liu, G. Meschke and H.A. Mang
  Paper 11.4 from CCP: 55, ISBN 0-948749-57-1 (1998)