Jankowski, Tadeusz. “On the Conditions for Convergence of Multistep Methods for Ordinary Differential Equations”. Anal. Numér. Théor. Approx. 10, no. 1 (February 1, 1981): 49–55. Accessed November 23, 2024. https://ictp.acad.ro/jnaat/journal/article/view/1981-vol10-no1-art6.