D. J. Clements, Brian D. O. Anderson. A nonlinear fixed-lag smoother for finite-state Markov processes. IEEE Transactions on Information Theory, 21(4):446-452, 1975. [doi]
@article{ClementsA75,
title = {A nonlinear fixed-lag smoother for finite-state Markov processes},
author = {D. J. Clements and Brian D. O. Anderson},
year = {1975},
doi = {10.1109/TIT.1975.1055410},
url = {http://dx.doi.org/10.1109/TIT.1975.1055410},
researchr = {https://researchr.org/publication/ClementsA75},
cites = {0},
citedby = {0},
journal = {IEEE Transactions on Information Theory},
volume = {21},
number = {4},
pages = {446-452},
}