“Implementing A New Serial Control As Nonlinear Function for Key Stream Pseudo-Random Number Generator”. Journal of Al-Rafidain University College For Sciences ( Print ISSN: 1681-6870 ,Online ISSN: 2790-2293 ), vol. 35, no. 1, Oct. 2021, pp. 223-45, https://doi.org/10.55562/jrucs.v35i1.271.