Youssef, D. T., and I. H. Mahmoud. “The Potato Famine and Its Role in the Irish Migrations to the State of California 1845-1869”. Journal of Tikrit University for Humanities, vol. 30, no. 10, 2, Oct. 2023, pp. 174-88, doi:10.25130/jtuh.30.10.2.2023.10.