@misc{indiciae9b4651cf3252,
  title = {Extreme vacuum technology including cryosorption, diffusion pump and pressure calibration studies quarterly status report no. 7, 1 feb. - 1 may, 1965},
  author = {Bryant, P. J. and Gosselin, C. M.},
  year = {1965},
  url = {https://ntrs.nasa.gov/citations/19650016444},
  note = {Source identifier: 19650016444}
}