1. Two Sided Nevanlinna-Pick Interpolation for a Class of Matrix - Valued Functions;Alpay;Zeitschrift für Analysis und ihre Anwendungen,1993
2. Classes of Pairs of Meromorphic Matrix Functions Generated by Nonnegative Kernels and Associated Nevanlinna - Pick Problem;Alpay;Integral Equations and Operator Theory,1995
3. Interpolation Problems;Alpay;Extensions of Symmetric Operators and Reproducing Kerne) Spaces II, Integral Equations and Operator Theory,1991
4. Hilbert Spaces of Analytic Functions;Alpay;Inverse Scattering and Operator Models, I, Integral Equations and Operator Theory,1984