@misc{indiciae50fbfa2b6058,
  title = {Efficient numerical treatment of periodic systems with application to stability problems},
  author = {Friedmann, P. and Hammond, C. E. and Woo, T.-H.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770058411},
  note = {Source identifier: 19770058411}
}