@misc{indiciae2ead46adc335,
  title = {[Theoretical and practical vision quality with diffractive-multifocal lenses].},
  author = {W Niederer},
  year = {1991},
  doi = {10.1055/s-2008-1045989},
  url = {https://pubmed.ncbi.nlm.nih.gov/1886365/},
  note = {Source identifier: 1886365}
}