Al-Gallaf, E. A. “Takagi-Sugeno Neuro-Fuzzy Modeling of a Multivariable Nonlinear Antenna System”. The Journal of Engineering Research [TJER] 2, no. 1 (December 1, 2005): 12–24. Accessed April 17, 2021. https://journals.squ.edu.om/index.php/tjer/article/view/10.