1. Abrahamse, M., Douglas, R.: A class of subnormal operators related to multiply connected domains. Adv. Math. 19, 106–148 (1976)
2. Agler, J.: Rational dilation on an annulus. Ann. Math. 121(2), 537–563; 8(160), 182, 147–163 (1985)
3. Agler, J., McCarthy, J.: Pick Interpolation and Hilbert Function Spaces. Graduate Studies in Mathematics, vol. 44. American Mathematical Society, Providence (2002)
4. Agler, J., Young, N.: A model theory for
$$\Gamma$$
-contractions. J. Oper. Theory 49, 45–60 (2003)
5. Agler, J., Harland, J., Raphael, B.: Classical function theory, operator dilation theory, and machine computation on multiply-connected domains. Mem. Am. Math. Soc. 191, 892 (2008)