JOURNAL, B. S. Volterra Runge- Kutta Methods for Solving Nonlinear Volterra Integral Equations: Muna M. Mustafa. مجلة بغداد للعلوم, Iraq, Baghdad, v. 7, n. 3, p. 1270-1274, 2010. DOI: 10.21123/bsj.2010.7.3.1270-1274. Disponível em: https://bsj.uobaghdad.edu.iq/index.php/BSJ/article/view/1100. Acesso em: 21 2021.