Alqaraghuli, Hasan Thaer, et al. “Numerical Discretization Estimation for Ordinary Differential Equation via Hybrid Discretization”. Applications of Modelling and Simulation, vol. 3, no. 1, Apr. 2019, pp. 55-63, https://www.ojs.arqiipubl.com/index.php/AMS_Journal/article/view/53.