A. Schmidt, and B. Haasdonk. IFAC-PapersOnLine, 49 (8):
327 - 332(2016)2nd IFAC Workshop on Control of Systems Governed by Partial Differential
Equations CPDE 2016.
S. Brdar, A. Dedner, and R. Klöfkorn. Proc. of the 13th International Conference on Hyperbolic Problems:
Theory, Numerics, Applications, to appear.(2010)