1.
Kostyshyn L, Bigun Y. Approximate solution of linear differential equations of neutral type by aggregative-iterative method. Carpathian Math. Publ. [Internet]. 2011 Dec. 29 [cited 2024 Nov. 22];3(2):100–107. Available from: https://vps.pnu.edu.ua/index.php/cmp/article/view/3071