A. Ward, P. Hobbs, P. Holliman, and D. Jones, Optimisation of the anaerobic digestion of agricultural resources, Bioresource Technology, vol.99, issue.17, pp.7928-7940, 2008.
DOI : 10.1016/j.biortech.2008.02.044

J. Hess, Modélisation de la Qualité du Biogas Produit par un Fermenteur Méthanogène et sa Stratégie de Régulation en Vue de sa Valorisation, 2008.

B. Palacios-ruiz, H. Méndez-acosta, V. Alcaraz-gonzalez, V. Gonzalez-alvarez, and C. Pelayo-ortiz, Regulation of Volatile Fatty Acids and Total Alkalinity in Anaerobic Digesters, IFAC Proceedings Volumes, pp.13-611, 2008.
DOI : 10.3182/20080706-5-KR-1001.02305

H. Méndez-acosta, B. Palacios-ruiz, V. Alcaraz-gonzález, V. González-´, J. Alvarez et al., A robust control scheme to improve the stability of anaerobic digestion processes, Journal of Process Control, vol.20, issue.4, pp.375-383, 2010.
DOI : 10.1016/j.jprocont.2010.01.006

E. Mauky, S. Weinrich, H. Nägele, H. Jacobi, J. Liebetrau et al., Model Predictive Control for Demand-Driven Biogas Production in Full Scale, Chemical Engineering & Technology, vol.255, issue.7, 2016.
DOI : 10.1016/j.cej.2014.06.041

G. Bastin and D. Dochain, On-line Estimation and Adaptive Control of Bioreactors, ser. Process Measurement and Control, 1990.

F. Haugen, R. Bakke, and B. Lie, State Estimation and Model-Based Control of a Pilot Anaerobic Digestion Reactor, Journal of Control Science and Engineering, vol.45, issue.10, p.3, 2014.
DOI : 10.1016/j.rser.2011.04.026

E. Rocha-cozatl, M. Sbarciog, L. Dewasme, J. Moreno, J. et al., State and Input Estimation of an Anaerobic Digestion Reactor using a Continuous-discrete Unknown Input Observer??????The authors gratefully acknowledge the support of FNRS and CONACYT in the framework of a bilateral research agreement. This paper presents research results of the Belgian Network DYSCO (Dynamical Systems, Control, and Optimization), funded by the Interuniversity Attraction Poles Programme, initiated by the Belgian State, Science Policy Office. The scientific responsibility rests with its authors., IFAC-PapersOnLine, vol.48, issue.8, pp.129-134, 2015.
DOI : 10.1016/j.ifacol.2015.08.169

J. P. Gauthier, H. Hammouri, and S. Othman, A simple observer for nonlinear systems applications to bioreactors, IEEE Transactions on Automatic Control, vol.37, issue.6, pp.875-880, 1992.
DOI : 10.1109/9.256352

M. Farza, H. Hammouri, S. Othman, and K. Busawon, Nonlinear observers for parameter estimation in bioprocesses, Chemical Engineering Science, vol.52, issue.23, pp.4251-4267, 1997.
DOI : 10.1016/S0009-2509(97)00190-5

URL : https://hal.archives-ouvertes.fr/hal-00458159

M. Lombardi, K. Fiaty, and P. Laurent, Implementation of observer for on-line estimation of concentration in continuous-stirred membrane bioreactor: Application to the fermentation of lactose, Chemical Engineering Science, vol.54, issue.13-14, pp.2689-2696, 1999.
DOI : 10.1016/S0009-2509(98)00417-5

K. Chaib-draa, H. Voos, M. Alma, A. Zemouche, and M. Darouach, An LMI-Based H ??? Discrete-Time Nonlinear State Observer Design for an Anaerobic Digestion Model, 2017 25th Mediterranean Conference on Control and Automation (MED), pp.2017-678
DOI : 10.1016/j.ifacol.2017.08.1635

A. Zemouche, R. Rajamani, B. Boulkroune, H. Rafaralahy, and M. Zasadzinski, Convex optimization based dual gain observer design for Lipschitz nonlinear systems, 2016 American Control Conference (ACC), 2016.
DOI : 10.1109/ACC.2016.7524903

URL : https://hal.archives-ouvertes.fr/hal-01293983

M. Arcak and P. Kokotovic, Observer-based control of systems with slope-restricted nonlinearities, IEEE Transactions on Automatic Control, vol.46, issue.7, pp.1146-1150, 2001.
DOI : 10.1109/9.935073

J. Slotine and W. Li, Applied nonlinear control. prentice-Hall Englewood Cliffs, NJ, vol.199, issue.1, 1991.