Non Linear GPC of a Nutrient Removal Biological Plant. - Hicham El Bahja; Pastora Vega; Othman Bakka; Fouad Mesquine (ETFA, 2009)

Observer based regulator problem for WWTP with constraints on control. - Fouad Mesquine; Othman Bakka; Hicham El Bahja; Pastora Vega (ETFA, 2010)

Controlled Positivity under constrained controls of general 2-D systems. - Hicham El Bahja; Fernando Tadeo; Pastora Vega; Othman Bakka (nDS, 2011)

Economic optimization based on nonlinear parametric GPC for a wastewater treatment plant. - Hicham El Bahja; Pastora Vega; Silvana Revollar (CDC, 2014)

A constrained closed loop MPC based on positive invariance concept for a wastewater treatment plant. - Hicham El Bahja; Pastora Vega; Fernando Tadeo; Mario Francisco (Int. J. Syst. Sci., 2018)