text: ⵉⵣⵕⴰ ⵚⵚⴱⴱⴰⵀ (2008) ⵉⴷⵍⵉⵙⵏ ⵏ ⵜⴰⵡⵙⵙⵏⵜⵓⴷⵔⵜ ⴳ ⵜⵉⵏⵎⴰⵍ ⵏ ⵓⵙⵉⵏⴰⵏ ⴳ ⵜⵉⵣⵉ ⵉⵍⵍⴰⵏ ⴳⵔ 1952-2002, ⵢⵓⴼⴰ ⵏⵏ ⴳ ⵜⵣⵡⵓⵔⵉ ⵢⴰⵜ ⵜⵖⴰⵔⴰⵙⵜ ⵉⵔⵡⴰⵙⵏ ⴰⴽⴷ ⵓⵙⵎⵔⴰⵔⴰ 35% ⴷⴰⵢ ⵙ ⵢⴰⵏ ⵡⴰⴷⴷⴰⴷ ⵓⵙⵔⵉⴷ ⵏ ⵓⵥⵓⵕ ⴳ ⵜⵉⵣⵉ ⵏ 1983-92 ⵙⴳ 92% ⴳ ⵜⵣⵡⵓⵔⵉ.