ZERRAD K (1996 :38) :  asumar amassaɣ yettsemmid isem neɣ agraw n yismawen,isem-a yezmer ad yeqqen srid ɣer usumar amassaɣ am akken i yezmer ad d-yas gar-asen umqim amassaɣ ;i/ay 21 .