@misc{indiciaebc58bc011665,
  title = {Illuminator for ophthalmological instruments.},
  author = {A S Andryushchenko and E S Shapiro and L A Isaev and E A Kudyakov and S A Mukhin},
  doi = {10.1007/bf00561693},
  url = {https://pubmed.ncbi.nlm.nih.gov/4746663/},
  note = {Source identifier: 4746663}
}