@incollection{Einicke12,
author = {Garry Einicke},
title = {Discrete-Time Smoothing},
booktitle = {Smoothing, Filtering and Prediction},
publisher = {IntechOpen},
address = {Rijeka},
year = {2012},
editor = {Garry A. Einicke},
chapter = {7},
doi = {10.5772/39255},
url = {https://doi.org/10.5772/39255}
}