@misc{indiciaea604aaee464b,
  title = {Optical pathlength control experiment on JPL phase B testbed},
  author = {Rahman, Zahidul H. and Spanos, John T. and O'Brien, John and Chu, Chengchin},
  year = {1993},
  url = {https://ntrs.nasa.gov/citations/19930050208},
  note = {Source identifier: 19930050208}
}