@misc{indiciaec64e0a3fd148,
  title = {Linear stochastic optimal control and estimation},
  author = {Geyser, L. C. and Lehtinen, F. K. B.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19760000607},
  note = {Source identifier: 19760000607}
}