“Homogeneous Approximation for Minimal Realizations of Series of Iterated Integrals”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics 96 (December 24, 2022): 23–39. Accessed October 24, 2026. https://periodicals.karazin.ua/mech_math/article/view/21313.