M. Mohebbi and  K. Shakeri,  Genetic Algorithm Based Approach for Actuator Saturation Effect on Nonlinear Controllers.   journal   = {International Journal of Civil and Environmental Engineering}, [online]. World Academy of Science, Engineering and Technology.
    January 2011, vol. 49(1). 14 - 20
    [viewed 25 January 2020]. Available from: https://publications.waset.org/pdf/4550.