@article{article31f39991, title = {Effect of substrate presoaking treatment of support materials on the activity of immobilized glucoamylase}, author = {Mukataka, S and Negishi, S and Sato, S and Takahashi, J}, year = {1993}, doi = {10.1016/0141-0229(93)90142-o}, journal = {Enzyme and Microbial Technology} }