@misc{indiciae1b6a446344be,
  title = {Viscous effects on the flow coefficient for a supersonic nozzle},
  author = {Back, L. H. and Massier, P. F. and Noel, M. B. and Saheli, F.},
  year = {1970},
  url = {https://ntrs.nasa.gov/citations/19700049883},
  note = {Source identifier: 19700049883}
}