Stanzhytskyi О. М., O. D. Kichmarenko, V. V. Mogylova, and T. V. Koval’chuk. 2023. “Optimal Control over Systems of Functional-Differential Equations With Infinite Delay”. Ukrains’kyi Matematychnyi Zhurnal 75 (1): 138-52. https://doi.org/10.37863/umzh.v75i1.7365.