ɣef waya yenna-d Dubois J. (2002, 311) Deg tjerrumt taqburt tasnalɣa d tazrawt n talɣiwin n wawalen [], s tenmegla n tezrawt tiwuriwin neɣ tseddast [] deg tesnilest tatrart, awal n tesnelɣa yesɛa sin n yimmal igejdanen.