H. Abood, E., N. Kadhim, S. and M. Khalil, S. (2023) “The Spectrum and the Numerical Range of the Product of Finite Numbers of Automorphic Composition Operators on Hardy Space 2”, Iraqi Journal of Science, 56(4A), pp. 2966–2971. Available at: https://ijs.uobaghdad.edu.iq/index.php/eijs/article/view/9534 (Accessed: 9 January 2026).