J. Hoffmann

Dipolynomial minimal bases and linear systems in AR representation

D. Prätzel-Wolters, J. Hoffmann, 1994 .

A balanced canonical form for discrete-time minimal systems using characteristic maps

D. Prätzel-Wolters, E. Zerz, J. Hoffmann, 1998 .

On Balanced Realizations of Bounded Real and Positive Real Functions

P. Fuhrmann, J. Hoffmann, 1996 .

Remarks on Orthogonal Polynomials and Balanced Realizations

P. Fuhrmann, J. Hoffmann, 1994 .

A balanced canonical form for discrete-time minimal systems using characteristic maps

J. Hoffmann, 1995, Proceedings of 1995 34th IEEE Conference on Decision and Control.

Normalized coprime factorizations in continuous and discrete time—a joint state-space approach

J. Hoffmann, Jörg Hoffmann, 1996 .