Ponnaiah, Sathish Kumar A glassy carbon electrode modified with a copper tungstate and polyaniline nanocomposite for voltammetric determination of quercetin. [electronic resource] - Mikrochimica acta 10 2018 - 524 p. digital Publication Type: Journal Article ISSN: 1436-5073 Standard No.: 10.1007/s00604-018-3071-4 doi