@misc{indiciae64396d2d5a71,
  title = {Track/train dynamics test report transfer function test. Volume 2: Data book, y-axis tests, actuators 180 deg out of phase. Runs: 6, 9, 13, 14 and 23},
  year = {1975},
  url = {https://ntrs.nasa.gov/citations/19750025329},
  note = {Source identifier: 19750025329}
}