L. EZZAHRI, and ALI BOUTOULOUT, and F.Z EL ALAOUI, (2015) Minimum energy input control problem on a constrained boundary subregion. Internationa Review of Automatic Control (I.RE.A.CO.), Vol. 8 N 1 , 2015.

ALI BOUTOULOUT, and HAMID BOURRAY, and FATIMA-ZAHRAE EL ALAOUI, (2015) Regional Boundary Observability of Semilinear Hyperbolic Systems : HUM Approach. Appl. Math. Inf. Sci. Lett. 3, No. 1, 1-6 (2015).

ALI BOUTOULOUT, and HAMID BOURRAY, and FATIMA-ZAHRAE EL ALAOUI, and LAYLA EZZAHRI, (2014) Constrained Controllability for Distributed Hyperbolic Systems. Math. Sci. Lett. 3, No. 3, 207-214 (2014).

A. TSOULI, and ALI BOUTOULOUT, (2014) Controllability of the Parabolic System Via Bilinear Control. I Dyn Control Syst, 2014, Volume 22, Issue 1, pp 35-44.

A. TSOULI, and ALI BOUTOULOUT, and A. EL HARRAK, (2014) Exact Controllability for 1-d Bilinear Wave Equation. International Review on Modelling and Simulations (I.RE.MO.S.), Vol. 7, N. 6, 2014..

ALI BOUTOULOUT, and HAMID BOURRAY, and ADIL KHAZARI, (2014) Flux Observability for Hyperbolic Systems. Appl. Math. Inf. Sci. Lett. 2, No. 1, 13-24 (2014).

HAMID BOURRAY, and ALI BOUTOULOUT, and IMAD EL HARRAKI, (2014) Gradient Controllability for Hyperbolic Systems. Inf. Sci. Lett. 3, No. 1, 11-19 (2014).

A. KHAZARI, and ALI BOUTOULOUT, (2014) Gradient Observability for Semilinear Hyperbolic Systems: Sectorial Approach. Intelligent Control and Automation, 2014, 5, 170-181.

ALI BOUTOULOUT, and HAMID BOURRAY, and FATIMA-ZAHRAE EL ALAOUI, (2014) Regional boundary observability of semilinear hyperbolic systems: sectorial approach. IMA Journal of Mathematical Control and Information (2014) Page 1 of 17..

ALI BOUTOULOUT, and LAYLA EZZAHRI, and HAMID BOURRAY, (2014) A new approach to the constrained controllability problem. APPLICATIONES MATHEMATICAE 41,2-3 (2014), pp. 221-228.

H. BOURRAY, and ALI BOUTOULOUT, and F.Z EL ALAOUI, (2012) Boundary flux reconstruction for semilinear parabolic systems: HUM Approach. Int. Review of Automatic Control REACO, Vol 5 No 5 pp: 652-659, 2012.

A. JOUHARI, and M. SERHANI, and ALI BOUTOULOUT, (2012) Dynamic and controllability of a nonlinear wastewater treatment problem. J. Appl. Maths. and Informatics.(2012), Vol. 30, N°. 5-6, PP. 883-902..

A. KAMAL, and ALI BOUTOULOUT, and S. A. OULD BEINANE, (2012) Regional Controllability of Semi-Linear Distributed Parabolic Systems: Theory and Simulation. Intelligent Control and Automation. Volume . 3, number 2 , pp 146-158 . (2012)..

HAMID BOURRAY, and ALI BOUTOULOUT, and MOHAMED BADDI, (2012) Regional boundary observability with constraints of the gradient. Intelligent Control and Automation, 2012, Vol. 3 Issue 4, pp. 319-328..

M. OUZAHRA, and A. TSOULI, and ALI BOUTOULOUT, (2012) Stabilisation and polynomial decay estimate for distributed semilinear systems. International Journal of Control, Volume 85, Issue 4, 2012, pages 451-456..

M. OUZAHRA, and A. TSOULI, and ALI BOUTOULOUT, (2012) Stabilisation and polynomial decay estimate for distributed semilinear systems. International journal of control. pp. 1-6, (2012).

M. OUZAHRA, and R. AYADI, and ALI BOUTOULOUT, (2012) Strong stabilization and decay estimate for unbounded bilinear systems. International journal of control. Vol 85, Issue 10 pp. 1497-1505, (2012)..

M. BADDI, and H. BOURRAY, and ALI BOUTOULOUT, (2011) Constrained observability for parabolic systems. Int. J. of Math. Analysis 2011 n°35 pp1695-1710.

F.Z EL ALAOUI, and HANS ZWART, and ALI BOUTOULOUT, (2011) Spectral Condition Implied by Observability. SIAM J. Control Optim. V. 49 N 2 pp 672-685 (2011).

A. KAMAL, and ALI BOUTOULOUT, and S. A. OULD BEINANE, (2010) Regional Boundary Controllability of Semi –Linear Distributed Parabolic Systems. International review of Automatic Control, Vol 3,N.4, 378-387, 2010.