Approximation of Markov Processes by Lower Dimensional Processes via Total Variation Metrics

@ARTICLE{2017:TAC,
author={I. {Tzortzis} and C. D. {Charalambous} and T. {Charalambous} and C. N. {Hadjicostis} and M. {Johansson}},
journal={IEEE Transactions on Automatic Control},
title={{Approximation of Markov Processes by Lower Dimensional Processes via Total Variation Metrics}},
volume={62},
number={3},
pages={1030--1045},
year={2017},
}