@article{WBKN:06,
	author={N. Wong and  V. Balakrishnan and C.-K. Koh and T.-S.~Ng},
	title={Two Algorithms for Fast and Accurate Passivity-Preserving Model
Order Reduction},
	journal=tcad,
	year={2006},
	note={},
	volume={25},
	number={10},
	pages={2062-2075},
	month=oct,
}