“Method Without Accuracy Saturation for the Solution of Nonlocal Multipoint Problem for First-Order Evolutionary Differential Equation in Banach Space”. Transactions of Institute of Mathematics, the NAS of Ukraine 16, no. 2 (August 7, 2020): 6–14. Accessed September 9, 2026. https://trim.imath.kiev.ua/index.php/trim/article/view/391.