@article {AlderR:1996,
	title = {{Frequency-Weighted State Estimation with Application to Estimation in the Presence of Sensor Bias}},
	journal = {IEEE Transactions on Control Systems Technology},
	volume = {4},
	number = {4},
	year = {1996},
	month = {July},
	pages = {427-436},
	author = {Lawrence J. Alder and Stephen M. Rock}
}
