@article {698,
	title = {A novel interface circuit for grounded capacitive sensors with feedforward-based active shielding},
	journal = {Measurement Science and Technology},
	volume = {19},
	year = {2008},
	month = {02/2008},
	pages = {025202},
	issn = {1361-6501},
	doi = {10.1088/0957-0233/19/2/025202},
	author = {Reverter, Ferran and Li, Xiujun and Meijer, Gerard C M}
}