Ngo, Nha, and Thu Dong. 2009. “STUDYING THE EXTRACTION AND THE IMMOBILIZATION GLUCOAMYLASE FROM ASPERGILLUS NIGER AND ASPERGILLUS AWAMORI ON KAOLIN”. VNUHCM Journal of Science and Technology Development 12 (4), 61-67. https://doi.org/https://doi.org/10.32508/stdj.v12i4.2233.