@misc{indiciae109028588f51,
  title = {Liquid Laser Cavities},
  author = {Bjorklund, Sven and Filipescu, N. and Mcavoy, N. and Kellermeyer, G. L.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680031046},
  note = {Source identifier: 19680031046}
}