Hussien Mohammed, Alaa, and Eiman H. Abood. “The Product of a Weighted Composition Operator W_(f,φ)^* With the Adjoint of a Weighted Composition operator〖 W〗_(f,ψ)^* on the Hardy Space H^2”. Al-Qadisiyah Journal of Pure Science 23, no. 2 (May 19, 2018): 240 - 246. Accessed December 2, 2025. https://journalsc.qu.edu.iq/index.php/JOPS/article/view/756.