@misc{indiciae1db19eb7e38e,
  title = {Optical constants from mirror reflectivities measured at synchrotrons},
  author = {Blake, R. L. and Davis, J. C. and Burbine, T. H. and Graessle, D. E. and Gullikson, E. M.},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930055622},
  note = {Source identifier: 19930055622}
}