@article{9440,
  author = {M Fairhead and D. Heddle},
  title = {The absolute intensity calibration of photographic emulsions in the vacuum ultraviolet},
  year = {1971},
  journal = {Journal of Physics E: Scientific Instruments},
  volume = {4},
  pages = {89-92},
  month = {Jan-02-1971},
  issn = {0022-3735},
  url = {http://stacks.iop.org/0022-3735/4/i=2/a=004?key=crossref.9cad90eb73989f93649f22a2a63d5bdb},
  doi = {10.1088/0022-3735/4/2/004},
}