@article{05636573,
title = {Forgetting of the initial condition for the filter in general state-space hidden Markov chain: a coupling approach.},
journal = {Electronic Communications in Probability [electronic only]},
volume = {14},
year = {2009},
pages = {27-49},
zbl = {1189.93137},
language = {en},
url = {http://dml.mathdoc.fr/item/05636573}
}
Douc, Randal; Moulines, Eric; Ritov, Yaacov. Forgetting of the initial condition for the filter in general state-space hidden Markov chain: a coupling approach.. Electronic Communications in Probability [electronic only], Tome 14 (2009) pp. 27-49. http://gdmltest.u-ga.fr/item/05636573/