A robust finite element method for nonhomogeneous Dirichlet problems in domains with curved boundaries

Finite element approximation of spectral problems with Neumann boundary conditions on curved domains

Mathematics of Computation

Powell-Sabin splines with boundary conditions for polygonal and non-polygonal domains

Journal of Computational and Applied Mathematics

Approximation of Boundary Control Problems on Curved Domains

SIAM Journal on Control and Optimization

A Paradox in the Approximation of Dirichlet Control Problems in Curved Domains.

SIAM Journal on Control and Optimization

Solving Dirichlet Boundary-value Problems on Curved Domains by Extensions from Subdomains

SIAM Journal on Scientific Computing

Error Estimates of the Finite Element Method for Interior Transmission Problems

Journal of Scientific Computing