Tazrawt-a tewwid ɣef tmegdawalt n yimyagen iḥerfiyen gar snat n temnaḍin Fḍala d Ǧɛafra ilmend n usegzawal n DALLET (J.M.) 1982, iswi agejdan d anadi s wudem alqayen ɣef yimegdawalen n yimyagen iḥerfiyen deg snat n temnaḍin-a.ilmend n usegzawal n DALLET (J.M.) 1982.