Approximate analytic solution of the Dirichlet problems for Laplace's equation in planar domains by a perturbation method

@article{Costanzo2012ApproximateAS,
  title={Approximate analytic solution of the Dirichlet problems for Laplace's equation in planar domains by a perturbation method},
  author={E. Di Costanzo and Addolorata Marasco},
  journal={Computers & Mathematics with Applications},
  year={2012},
  volume={63},
  pages={60-67}
}