Model Reduction of Systems with Symmetries. - Bart Vanluyten; Jan C. Willems; Bart De Moor (CDC/ECC, 2005)

Matrix Factorization and Stochastic State Representations. - Bart Vanluyten; Jan C. Willems; Bart De Moor (CDC, 2006)

Recursive Filtering Using Quasi-Realizations. - Bart Vanluyten; Jan C. Willems; Bart De Moor (POSTA, 2006)

A new approach for the identification of hidden Markov models. - Bart Vanluyten; Jan C. Willems; Bart De Moor (CDC, 2007)

Equivalence of state representations for hidden Markov models. - Bart Vanluyten; Jan C. Willems; Bart De Moor (Syst. Control. Lett., 2008)