Hirschman, I. I., & Hughes, D. E. (1977). Extreme eigen values of toeplitz operators. Springer-Verlag.
Cita Chicago (17th ed.)Hirschman, Isidore Isaac, i Daniel E. Hughes. Extreme Eigen Values of Toeplitz Operators. Berlín: Springer-Verlag, 1977.
Cita MLA (9th ed.)Hirschman, Isidore Isaac, i Daniel E. Hughes. Extreme Eigen Values of Toeplitz Operators. Springer-Verlag, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.