Yopeng, M. R., and A. D. Wowor. “The Implementation of f(x) = 3(x 3 − X 2 − X) + 2 As CSPRNG Chaos-Based Random Number Generator”. Indonesia Journal on Computing (Indo-JC), Vol. 6, no. 1, May 2021, pp. 41-52, doi:10.34818/INDOJC.2021.6.1.546.