@article{66116,
  author = {Leonard Hanssen},
  title = {Integrating-Sphere System and Method for Absolute Measurement of Transmittance, Reflectance and Absorptance of Specular Samples},
  year = {2001},
  number = {40},
  month = {2001-07-01},
  publisher = {Applied Optics},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=841494},
  language = {en},
}