Studies on Diterpenoids Constituents from Euphorbia Kansui by Electrospray Ionization Multi-stage Tandem Mass Spectrometry
LIU Yue, LIU Zhi-Qiang*, LI Hui-Lin, SONG Feng-Rui, LIU Shu-Ying
Chem. J. Chinese Universities . 2008, (9): 1727 -1735 .