M. Angelova, P. Dolashka-angelova, E. Ivanova, J. Serkedjieva, L. Slokoska et al., A novel glycosylated Cu/Zn-containing superoxide dismutase: production and potential therapeutic effect, Microbiology, vol.147, issue.6, pp.1641-1650, 2001.
DOI : 10.1099/00221287-147-6-1641

S. Pashova, L. Slokoska, P. Dolashka-angelova, S. Vassilev, P. Sheremetska et al., Effect of Dissolved Oxygen Concentration on Superoxide Dismutase Production by Humicola lutea cells, Z. Naturforsch, vol.54, pp.1049-1054, 1999.

E. Chorukova, I. Simeonov, S. Pashova, and B. Spasova, Hybrid Modelling and Optimization of Fed-batch Biotechnological Process for Enzyme Superoxide dismutase Production, Automatics and Informatics 05, pp.3-5, 2005.

C. Beauchamp and I. Fridovich, Superoxide dismutase: Improved assays and an assay applicable to acrylamide gels, Analytical Biochemistry, vol.44, issue.1, pp.276-287, 1971.
DOI : 10.1016/0003-2697(71)90370-8

O. H. Lowry, H. J. Rosenbrough, L. A. Faar, and R. J. Randall, Protein Measurement with the Folin Phenol Reagent, Journal of Biological Chemistry, vol.193, pp.265-75, 1951.

M. Somogi, Notes on Sugar Determination, Journal of Biological Chemistry, vol.195, pp.19-23, 1952.

S. Tsonkov, D. Filev, I. Simeonov, and L. Vaklev, Bioengineering Process Control, 1992.

J. F. Van-impe, P. A. Vanrolleghem, and D. M. Iserentant, Advanced Instrumentation, Data Interpretation and Control of Biotechnological Processes, 1998.
DOI : 10.1007/978-94-015-9111-9

L. Chen, O. Bernard, G. Bastin, and P. Angelov, Hybrid modelling of biotechnological processes using neural networks, Control Engineering Practice, vol.8, issue.7, pp.821-827, 2000.
DOI : 10.1016/S0967-0661(00)00036-8