@misc{indiciae9740bfba886a,
  title = {Nonlinear behavior of a passive zero-spring-rate suspension system},
  author = {Woodard, Stanley E. and Housner, Jerrold M.},
  year = {1991},
  url = {https://ntrs.nasa.gov/citations/19910038324},
  note = {Source identifier: 19910038324}
}