Ali Al-Juboury, H. (1992) “Estimation of the error of Runge-Kutta’s method in multivariate case”, Ann. Sofia Univ. Fac. Math. and Inf, 83(1), pp. 81–88. Available at: https://ftl5.uni-sofia.bg./index.php/fmi/article/view/488 (Accessed: 24 November 2024).