Diaz Valencia, Andres Camilo, Gustavo Adolfo Garzon Fajardo, Fabio E. Sierra Vargas, and Carlos A. Guerrero Fajardo. 2013. “Modeling of Carbonated Metabolites Production by Clostridium Butyricum W5 Under Anaerobic Conditions for Optimization of Hydrogen Metabolic Production”. Journal of Technology Innovations in Renewable Energy 1 (2):103-12. https://doi.org/10.6000/1929-6002.2012.01.02.5.