MEGAN, Mihail; BORUGA (TOMA), Rovana. Barbashin conditions for uniform instability of evolution operators. Studia Universitatis Babeș-Bolyai Mathematica, [S. l.], v. 66, n. 2, p. 297–305, 2021. DOI: 10.24193/subbmath.2021.2.06. Disponível em: https://studia.reviste.ubbcluj.ro/index.php/subbmathematica/article/view/1301. Acesso em: 5 feb. 2025.