@misc{indiciae5150d013d34e,
  title = {Optimal adaptive filter realizations for sampled stochastic processes with an unknown parameter},
  author = {Hilborn, C. G., Jr. and Lainiotis, D. G.},
  year = {1967},
  url = {https://ntrs.nasa.gov/citations/19680023691},
  note = {Source identifier: 19680023691}
}