1. V. A. Adamjan, D. Z. Arov and M.G. Krein, Analytic properties of Schmidt pairs for a Ranked operator and the generalized Schur-Takagi problem, Math USSR Sbornick, 15 (1971), 31–73.
2. V. A. Adamjan, D. Z. Arov and M.G. Krein, Infinite Ranked block matrices and related extension problems, Izv. Akad. Nauk. Armjan SSR, Matematika, 6 (1971), 87–112 (English ‘Translation Amer. Math. Soc. T1ans1., III (1978), 87–112.)
3. D. Alpay, T. Constantinescu, A. Dijksma and J. Rovnyak, On Nudeĺman’s problem and interpolation in the generalized Schur and Nevanlinna classes, Preprint.
4. R. Arocena, T. Ya. Azizov, A. Dijksma and S.A.M. Marcantognini, On commutant lifting with finite defect, J. Operator Theory, 35 (1996), 117–132.
5. R. Arocena, T. Ya. Azizov, A. Dijksma and S.A.M. Marcantognini, On commutant lifting with finite defect, II, J. Funct. Analysis, 144 (1997), 105–116.