@article{stefańska_2016, 
  title={Closed-form expression for the magnetic shielding constant of the relativistic hydrogenlike atom in an arbitrary discrete energy eigenstate: Application of the Sturmian expansion of the generalized Dirac–Coulomb Green function}, 
  volume={94}, 
  DOI={10.1103/physreva.94.012508}, 
  publisher={American Physical Society (APS)}, 
  author={Stefańska}, 
  year={2016}, 
  month={Jul}
  }