1. Berger T, Ilchmann A, Reis T (2011) Normal forms, high-gain and funnel control for linear differential-algebraic systems. In: Biegler L, Campbell SL, Mehrmann V (eds) Control and optimization with differential-algebraic constraints, SIAM, pp 131–168
2. Berger T, Ilchmann A, Trenn S (2012) The quasi-Weierstraß form for regular matrix pencils. Lin Alg Appl 436: 4052–4069
3. Bernstein DS (2009) Matrix mathematics: theory, facts, and formulas, 2nd edn. Princeton University Press, Princeton
4. Brenan KE, Campbell SL, Linda R (1989) Petzold, numerical solution of initial-value problems in differential-algebraic equations. North-Holland, Amsterdam
5. Campbell SL (1980) Singular systems of differential equations I. Pitman, New York