Before revision: We reconsider a linear finite element method on a Bakhvalov-type mesh for a singularly perturbed problem with two parameters , which has been discussed in Brdar and Zarin (J. Comput.
After revision: In this paper, the linear finite element method on a Bakhvalov-type mesh for a singularly perturbed problem with two parameters , which has been discussed in Brdar and Zarin (J. Comput.