Pelyukh, G. P., and D. V. Bel’skii. 2020. “Asymptotic Behavior of Solutions of the Differential-Functional Equation With Linearly Transformed Argument”. Ukrains’kyi Matematychnyi Zhurnal 72 (1), 69-85. https://umj.imath.kiev.ua/index.php/umj/article/view/773.