CHAKER yenna-s tezrawin n userwes n BASSET (1946-1952), GALAND (1960), PRASSE (1972) ṣṣawḍen fkan-d anagraw usnimesli n tmaziɣt, d win yezdin akk timeslayin d tantaliyin n tmaziɣt, s yin akkin ad naf serwsen gar unagraw n tusnimeslit n tmaziɣt d unagraw n tutlayin tisamiyin (CONTINEAU 1960), ṣawḍen ɣer kra n tenqiḍin i ten-t-yezdin. (1990 :10)