A grey box model of glucose fermentation and syntrophic oxidation in microbial fuel cells M. A. Fernández de Dios, M. A. Sanromán, S. Marks, J. Makinia, A. G. del Campo, M. Rodrigo, F. J. Fernández (2016) Bioresource Technology, 200: 396-404 DOI: 10.1016/j.biortech.2015.10.010