Zhang H C, Wang Z F, Li J Y, Ye X Q.Studies on adsorption characteristics of lignite activated by sulphonation or alkalization for heavy-metal ions [J].Environment Chemistry,1999,18(5): 482 - 487.

• [4]张怀成；王在峰；李建义；叶新强.；褐煤经磺化及碱化处理对重金属离子的吸附性能研究[J]