@misc{1191161,
  author = {Rosemary T McGinnies},
  title = {Supplement to National Bureau of Standards Circular no. 583::x-ray attenuation coefficients from 10 kev to 100Mev},
  year = {1959},
  month = {1959-01-01 05:01:00},
  publisher = {, National Institute of Standards and Technology, Gaithersburg, MD},
  doi = {https://doi.org/10.6028/NBS.CIRC.583sup},
  language = {en},
}