Talib Mohsin, S., and I. Jabbar Kadhim. “Some Properties of the Prolongation Limit Random Sets in Random Dynamical Systems”. Journal of Al-Qadisiyah for Computer Science and Mathematics, Vol. 11, no. 1, Jan. 2019, pp. Math Page 87 -95, doi:10.29304/jqcm.2019.11.1.476.