H. Razem, A. Yousfi, A. Chine and M. Chemlal
International Journal of Electrical and Power Engineering 1 ( 2 ): 122 - 127 , 2007
K. Haouari, A. Haddouche, A. Chine and S.E. Bouazza
International Journal of Electrical and Power Engineering 1 ( 2 ): 200 - 205 , 2007