2015

• The Linear-Quadratic Optimal Control Problem for Differential-Algebraic Equations, 8th International Congress on Industrial and Applied Mathematics, Peking, China, 11.08.2015.
• The Linear-Quadratic Optimal Control Problem Revisited, Konferenz „Numerical Algebra, Matrix Theory, Differential-Algebraic Equations, and Control Theory” zu Ehren Volker Mehrmanns anlässlich seines 60. Geburtstags, Berlin, 07.05.2015.

2014

• Numerical Methods to Compute the H_∞-Norm of Large-Scale Descriptor Systems, Householder Symposium XIX on Numerical Linear Algebra, Spa, Belgien, 10.06.2014 (eingeladenes Poster).

2012

• Analysis and Numerical Solution of Structured Descriptor System Problems, Workshop zu nichtlinearer Modellreduktion, Tegernsee, 07.05.2012.
• Development of the Systems and Control Library SLICOT, Workshop zu nichtlinearer Modellreduktion, Tegernsee, 07.05.2012.

2010

• Computation of the Eigenvalues of Skew-Hamiltonian/Hamiltonian Pencils in SLICOT, 8th International Workshop on Accurate Solution of Eigenvalue Problems, Berlin, 27.06.2010.