Mohammed, K. O., K. I. Abdullah, N. H. Mohammed, A. M. Adarbar, and H. M. Sharifi. “OEFFICIENT ESTIMATES OF NEW SPECIAL SUBCATEGORY OF BI-UNIVALENT FUNCTIONS”. Science Journal of University of Zakho, vol. 12, no. 4, Nov. 2024, pp. 456-60, doi:10.25271/sjuoz.2024.12.4.1307.