@article{
  author = {Heydarbeygi, Z., Moosavi, B., Shah Hosseini, M.},
  title = {A note on spectral mapping theorem},
  journal = {Journal of Linear and Topological Algebra},
  year = {2018},
  volume = {7},
  issue = {4},
  pages = {269-272},
  doi = {},
  url = {https://sanad.iau.ir/fa/Article/1080578}
}