Numerical approximation of optimal convex and rotationally symmetric shapes for an eigenvalue problem arising in optimal insulation. - Sören Bartels; Hedwig Keller; Gerd Wachsmuth (Comput. Math. Appl., 2022)

Numerical Approximation of Optimal Convex Shapes in R3. - Sören Bartels; Hedwig Keller; Gerd Wachsmuth (CoRR, 2023)

Optimization of an eigenvalue arising in optimal insulation with a lower bound. - Sören Bartels; Giuseppe Buttazzo; Hedwig Keller (CoRR, 2024)