A modeling and filtering framework for linear differential-algebraic equations. - Thomas B. Schön; Markus Gerdin; S. Torkel Glad; Fredrik Gustafsson (CDC, 2003)

Well-posedness of Filtering Problems for Stochastic Linear DAE Models. - Markus Gerdin; S. Torkel Glad; Lennart Ljung (CDC/ECC, 2005)

Nonlinear Stochastic Differential-Algebraic Equations with Application to Particle Filtering. - Markus Gerdin; Johan Sjöberg (CDC, 2006)

On parameter and state estimation for linear differential-algebraic equations. - Markus Gerdin; Thomas B. Schön; S. Torkel Glad; Fredrik Gustafsson; Lennart Ljung (Autom., 2007)