@conference{812826,
  author = {B. Danielson and C. Whittenberg and Timothy Drapela},
  title = {Standard reference fibers for calibration of the optical time domain reflectometer},
  year = {1989},
  number = {29},
  month = {1989-05-01 00:05:00},
  publisher = {Proc., 35th Intl. Instrumentation Symp., Orlando, FL, US},
  url = {https://tsapps.nist.gov/publication/get_pdf.cfm?pub_id=25758},
  language = {en},
}