Di tazwara n lqarn 20 bdan zkamen (transcription) kra n yeḍrisen seg tsekla tumzabt ɣer tezrawin n Ethnographiques ɣef ufus n MOULIERAS (A.) (1895), akked tumgisin d tḥekkayin n tumzabt deg useggas 1918. Yessazreg-d LEBLANC (P.) de PRBOIS agraw si tenfusin n tumzabt, akken i d-ttusezergen daɣ kra n yiferdisen si tsekla n tmeṭṭut ɣef ufus n GOUVION di 1926, daɣ sɣur GOICHON deg 1927, maca aḥric meqqren seg tsekla-a iruḥ di tatut. DALLET (J.M), DELEHEUR (J.) atg.