Perturbation of a nonautonomous problem in $\mathbb{R}^n$
  In this paper we prove a stability result about the asymptotic dynamics of a perturbed nonautonomous evolution equation in $\mathbb{R}^n$ governed by a maximal monotone operator. 
Erika Capelato, Karina Schiabel-Silva, Ricardo Parreira da Silva
math.AP