@misc{indiciaea60ecc87ad44,
  title = {A smoothing algorithm using cubic spline functions},
  author = {Smith, R. E., Jr. and Price, J. M. and Howser, L. M.},
  year = {1974},
  url = {https://ntrs.nasa.gov/citations/19740008165},
  note = {Source identifier: 19740008165}
}