Finite element error estimates for Neumann boundary control problems on graded meshes. - Thomas Apel; Johannes Pfefferer; Arnd Rösch (Comput. Optim. Appl., 2012)

Superconvergence for Neumann boundary control problems governed by semilinear elliptic equations. - Klaus Krumbiegel; Johannes Pfefferer (Comput. Optim. Appl., 2015)

Finite element error estimates on the boundary with application to optimal control. - Thomas Apel; Johannes Pfefferer; Arnd Rösch (Math. Comput., 2015)

On the Regularity of the Solutions of Dirichlet Optimal Control Problems in Polygonal Domains. - Thomas Apel; Mariano Mateos; Johannes Pfefferer; Arnd Rösch (SIAM J. Control. Optim., 2015)

Finite Element Discretization of State-Constrained Elliptic Optimal Control Problems with Semilinear State Equation. - Ira Neitzel; Johannes Pfefferer; Arnd Rösch (SIAM J. Control. Optim., 2015)

Adapted Numerical Methods for the Poisson Equation with L2 Boundary Data in NonConvex Domains. - Thomas Apel; Serge Nicaise; Johannes Pfefferer (SIAM J. Numer. Anal., 2017)

hp-Finite Elements for Fractional Diffusion. - Dominik Meidner; Johannes Pfefferer; Klemens Schürholz; Boris Vexler (SIAM J. Numer. Anal., 2018)

Finite Element Error Estimates for Normal Derivatives on Boundary Concentrated Meshes. - Johannes Pfefferer; Max Winkler (SIAM J. Numer. Anal., 2019)

Finite element error estimates in (L^2 ) for regularized discrete approximations to the obstacle problem. - Dominik Hafemeyer; Christian Kahle; Johannes Pfefferer (Numerische Mathematik, 2020)

Risk-Averse Control of Fractional Diffusion with Uncertain Exponent. - Harbir Antil; Drew P. Kouri; Johannes Pfefferer (SIAM J. Control. Optim., 2021)

Finite Element Approximations for PDEs with Irregular Dirichlet Boundary Data on Boundary Concentrated Meshes. - Johannes Pfefferer; Max Winkler (Comput. Methods Appl. Math., 2023)

Numerical Analysis for Dirichlet Optimal Control Problems on Convex Polyhedral Domains. - Johannes Pfefferer; Boris Vexler (CoRR, 2024)

Numerical Analysis for Neumann Optimal Control Problems on Convex Polyhedral Domains. - Johannes Pfefferer; Boris Vexler (CoRR, 2024)