1. N.I. Akhiezer, The Classical Moment Problem, Hafner, New York
2. A.C. Antoulas, “On recursiveness and related topics in system theory”, IEEE Trans Aut Control, AC-31, 1121–1135
3. R.W. Brockett, Finite Dimensional Linear Systems, Wiley, New York
4. L. Carleson, “Interpolation by bounded analytic functions and the corona problem”, Ann Math, 76, 547–559
5. T.E. Djaferis and S.K. Mitter, “Exact solution of some linear matrix equations using algebraic methods”, M.I.T. Report ESL-P-746