The Department of Structural Analysis has published its current research results in the field of incorporating nonlinear constraints in the finite element method using master-slave elimination in the international journal "Computational Mechanics" (Springer): 

Boungard, J. & Wackerfuß, J., 2024.

Master-slave elimination scheme for arbitrary smooth nonlinear multi-point constraints. Computational Mechanics; https ://doi.org/10.1007/s00466-024-02463-7