МакаровАлександр A. “Controllability of Evolution Partial Differential Equation”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics 83 (November 15, 2016): 47-56. Accessed April 27, 2024. https://periodicals.karazin.ua/mech_math/article/view/8088.