@book{219656,
  author = {Raju Datla and Eric Shirley and Albert Parr},
  title = {Appendix A; Example: Calibration of a Cryogenic Blackbody},
  year = {2005},
  month = {2005-01-22},
  publisher = {Book Appendix   The Practice of Optical Radiometry, },
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=841887},
  language = {en},
}