TY - SER AU - Liu,Xiaoyan TI - Oxidized multiwalled carbon naotubes as a novel solid-phase microextraction fiber for determination of phenols in aqueous samples KW - NANOTUBES KW - IF N1 - YI2008 M01 D01 Sources - Journal of Chromatography A Sources - 1165 (1-2) 2007 : 10-17 ISSN - 0021-9673 ER -