@article{article100,
  title = {A double receding contact problem of a functionally graded layer and a homogeneous elastic layer resting on a winkler foundation},
  author = {BİRİNCİ, A. and EYUBOGLU, A.},
  journal = {Sigma Journal of Engineering and Natural Sciences},
  year = {2020},
  volume = {38},
  pages = {667-686},
  doi = {}
}