1. Interpolation of Rational Matrix Functions;Ball,1990
2. Global inverse spectral problems for rational matrix functions;Ball;Linear Algebra Appl.,1987
3. Local inverse spectral problems for rational matrix functions;Ball;Integral Equations Operator Theory,1987
4. Invariants for Wiener–Hopf equivalence of analytic operator functions;Bart,1986
5. Factorization of Matrix and Operator Functions: The State Space Method;Bart,2008