%0 Journal Article %A Abd Elrazik, Enayat M. %T Preservation properties for some classes of discrete distributions %J Journal of nonlinear sciences and its applications %D 2020 %P 75-84 %V 13 %N 2 %I mathdoc %U http://geodesic.mathdoc.fr/articles/10.22436/jnsa.013.02.01/ %R 10.22436/jnsa.013.02.01 %G en %F JNSA_2020_13_2_a0