1 paper
Flank D. M. Bezerra, Vera L. Carbone, Marcelo J. D. Nascimento +1
In this article we study the asymptotic behavior of solutions, in sense of global pullback attractors, of the evolution system $$ \begin{cases} u_{tt} +ηΔ^2 u+a(t)Δθ=f(t,u), & t>τ,…