“Construction of a Set of Programm Controls Solving the Problem of Controllability for Some Class of Linear Non-Autonomous Inhomogeneous Systems”. Visnyk of V. N. Karazin Kharkiv National University. Ser. Mathematics, Applied Mathematics and Mechanics, no. 1061 (May 31, 2013): 53–84. Accessed October 24, 2026. https://periodicals.karazin.ua/mech_math/article/view/13136.