MOHI-ALDIN, Mohammed  O.; 						HUSSAIN, Aiden  M..
 Optimization  of  Citric acid  production  from  Locally  isolate  fungus Aspergillus niger  by  solid  state fermentation.
<strong>Ibn AL- Haitham Journal For Pure and Applied Science</strong>, [S.l.], v. 28, n. 2, p. 208-224, mar. 2017.
ISSN 2521-3407.
Available at: &lt;<a href="http://jih.uobaghdad.edu.iq/index.php/j/article/view/226" target="_new">http://jih.uobaghdad.edu.iq/index.php/j/article/view/226</a>&gt;. Date accessed: 29 nov. 2019.