Cordero, Alicia, Juan R. Torregrosa, and Pura Vindel. “Dynamical Analysis to Explain the Numerical Anomalies in the Family of Ermakov-Kalitlin Type Methods”. Mathematical Modelling and Analysis 24, no. 3 (April 19, 2019): 335-350. Accessed January 6, 2025. https://mla.vgtu.lt/index.php/MMA/article/view/5388.