TY  - RPRT
TI  - An efficient algorithm for estimating noise covariances in distributed systems
AU  - Dee, D. P.
AU  - Cohn, S. E.
AU  - Ghil, M.
AU  - Dalcher, A.
PY  - 1985
UR  - https://ntrs.nasa.gov/citations/19860029179
ID  - 19860029179
ER  -