Effects of citric acid on the desorption of Cd from soil
HU Qunqun, LI Zhian, HUANG Hongxing, HOU Meifang, ZHANG Jianxia, DUAN Jun
Ecology and Environment . 2011, (9): 1338 -1342 .  DOI: 10.16258/j.cnki.1674-5906(2011)08-09-1338-05