Media type: E-Article Title: Design of Impedance Measuring Circuits Based on Phase-Sensitive Demodulation Technique Contributor: Chen, Dixiang; Yang, Wuqiang; Pan, Mengchun Published: Institute of Electrical and Electronics Engineers (IEEE), 2011 Published in: IEEE Transactions on Instrumentation and Measurement, 60 (2011) 4, Seite 1276-1282 Language: Not determined DOI: 10.1109/tim.2010.2084770 ISSN: 0018-9456; 1557-9662 Origination: Footnote: