@misc{indiciae26b0028bc2de,
  title = {Optimal filtering and filter stability of linear stochastic delay systems},
  author = {Kwong, R. H.-S. and Willsky, A. S.},
  year = {1977},
  url = {https://ntrs.nasa.gov/citations/19770047957},
  note = {Source identifier: 19770047957}
}