@article{
BusErn:09-047,
author={L. Bu{\c{s}}oniu and D. Ernst and B. {D}e Schutter and R.
Babu{\v{s}}ka},
title={Approximate dynamic programming with a fuzzy parameterization},
journal={Automatica},
volume={46},
number={5},
pages={804--814},
month=may,
year={2010},
doi={
10.1016/j.automatica.2010.02.006}
}