Bougoffa, Lazhar, et al. “Exact and Approximate Analytic Solutions of the Jeffery-Hamel Flow Problem by the Duan-Rach Modified Adomian Decomposition Method”. Mathematical Modelling and Analysis, vol. 21, no. 2, Mar. 2016, pp. 174-87, https://doi.org/10.3846/13926292.2016.1145152.