Ula d DUJARDIN. C.L tenna-d deg twuri n tmacahut d akken timucuha n leqbayel tawuri-nsent dasedhu d uselmed n warrac ladɣa ttrebga d usedwel n tyemmat i warraw-is, acku deg talliyin-nniyezrin ulac iɣerbazen anda ara lemden timsirin sways ara seddun ddunitnsen1.