New results on the asymptotic stability of nonlinear Riemann-Liouville q-fractional singular neutral systems with distributed constant delays. Nonlinear Studies, [S. l.], v. 33, n. 2, p. 519–536, 2026. Disponível em: https://www.nonlinearstudies.com/index.php/nonlinear/article/view/4326. Acesso em: 29 aug. 2026.