Yiraten. D yiwen n umazzag n tesnilest n tmaziɣt (taseddast, azgerkud, tasnilest n tmetti), yelmed di tseddawit n Provence di tseddawit n Paris-René Descartes (dukṭuradegtesnilesttamatutdeguseggas n 1973. Deguseggas n 1978, yewwi-d dukṭuraɣefliḥala n tsekla, iruḥɣer Aix-en-provonce (taseddawit n Provonce d CNRS: 19811989) anida i kemmelarmud n yinadiyen-is degukatar n tnarent (laboratoire) yettwaselḥunsɣur