abdullateef, Aya, Hameed Abbood jaber, and Zaid A. Thabit. 2017. “Optimization Condition of Chitosan Produced by Submerged Fermentation from Aspergillus Oryzae SU-B2”. Journal of Biotechnology Research Center (JOBRC) 11 (1):49-56. https://doi.org/10.24126/jobrc.2017.11.1.502.