@misc{indiciae2d0ee6a1bd9f,
  title = {System parameter adaptation via a learning procedure},
  author = {Mekel, R. and Nachmias, S. and Montgomery, R. C.},
  year = {1979},
  url = {https://ntrs.nasa.gov/citations/19790063986},
  note = {Source identifier: 19790063986}
}