Nguyen, The Hoan, Minh Man Nguyen, and Sinh Bay Nguyen. “On the Asymptotic Equilibrium and Asymptotic Equivalence of Differential Equations in Banach Spaces”. Ukrains’kyi Matematychnyi Zhurnal 60, no. 5 (May 25, 2008): 626–635. Accessed May 5, 2024. https://umj.imath.kiev.ua/index.php/umj/article/view/3181.