KICHA A, DAMAK H, HAMMAMI MA. New results on asymptotic stability of time-varying nonlinear systems with applications. Stud. Univ. Babeş-Bolyai Math. [Internet]. 2024 Sep. 23 [cited 2025 Jul. 17];69(3):567–585. Available from: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/7523