Ulrich Langer, Olaf Steinbach, Huidong Yang,
"Robust discretization and solvers for elliptic optimal control problems with energy regularization"
, in Computational Methods in Applied Mathematics, Vol. 22, Nummer 1, Seite(n) 97-111, 2022
Original Titel:
Robust discretization and solvers for elliptic optimal control problems with energy regularization