求助文献一篇,谢谢各位。 【序号】:1 【作者】: Chunxia Lu, Hongxin Wang, Wenping Lv, Chaoyang Ma, Zaixiang Lou, Jun Xie and Bo Liu 【题名】:Ionic liquid-based ultrasonic/microwave-assisted extraction combined with UPLC–MS–MS for the determination of tannins in Galla chinensis 【期刊】:Natural Product Research 【年, 卷(期), 起止页码】:2012,26,1842-1847 链接:http://www.tandfonline.com/doi/abs/10.1080/14786419.2011.607454