Ibeder-d Goh.Markham d Latham,1987;Long,1990; Chiang d Dukel,1992, anda ilaq unelmad ad yissin timsirin tilqayanin n tutlayt tis snat. Amedya: iseKkilen-is, d wamek ttwanṭqen, tɣessa n wawalen, tamsertit 9.8. Uguren icudden ɣer tɣessa d teseddast