Effect of pH of Chitosan Solution on  Properties of Sodium Alginate-Chitosan Microcapsules with Cells
XU Wei-Ting, LIU Xiu-Dong, LI Xiao-Xia, QI Wen-Tao, REN Dong-Wen, MA Xiao-Jun
Chem. J. Chinese Universities . 2006, (1): 182 -186 .