@misc{indiciae3ba957ac6f1a,
  title = {ADAPTIVE STATE VECTOR CONTROL. SECTION 7- APPROXIMATIONS TO STATE VECTOR CONTROL},
  author = {Lovingood, J. A.},
  year = {1962},
  url = {https://ntrs.nasa.gov/citations/19630004464},
  note = {Source identifier: 19630004464}
}