Analysis of Oleanolic and Ursolic Acids in Peony (Paeonia lactiflora Pall. ) by HPLC
ZHOU Chun-hua，LU San-san，ZHANG Ying，HU Yue，TAO Jun
FOOD SCIENCE . 2011, (16): 265 -268 .  DOI: 10.7506/spkx1002-6630-201116057