Source: http://archives.univ-biskra.dz/bitstream/123456789/7619/1/Mod%C3%A9lisation%20et%20commande%20d%27un%20syst%C3%A8me%20de%20conversion%20d%27%C3%A9nergie%20%C3%A9olienne%20%C3%A0%20base%20d%27une%20MADA.pdf