@unpublished{EggerBoettcher, author = {Egger, Herbert and B{\"o}ttcher, Anke}, title = {Energy stable discretization of Allen-Cahn type problems modeling the motion of phase boundaries}, url = {https://opus4.kobv.de/opus4-trr154/213}, language = {en}, type = {Preprint}, institution = {TRR 154} }