1. Realization of matrix-valued functions according to Darlington;Arov, D. Z.;Izv. Akad. Nauk SSSR Ser. Mat.,1973
2. [A-A-Kl] V. M. Adamajan, D. Z. Arov and M. G. Krein, Analytic properties of Schmidt pairs for a Hankel operator and the generalized Schur-Takagi problem, Math. USSR-Sb. 15 (1971), 31-73.
3. [A-A-K2] V. M. Adamajan, D. Z. Arov and M. G. Krein, Infinite block Hankel matrices and their connection with the interpolation problem, Akad. Nauk Armenia SSR Isvestia Mat. 6 (1971)
4. Amer. Math. Soc. Transl. (2) 111 (1978), 133-156.
5. On intertwining dilations. IV;Arsene, Grigore;Tohoku Math. J. (2),1978