▁alphabet , ▁there ▁were ▁some ▁differences ▁between ▁the ▁two , ▁indicating ▁perhaps ▁a ▁lack ▁of ▁communication ▁between ▁efforts ▁to ▁harm on ize ▁trans cription ▁of ▁African ▁languages ▁and ▁the ▁ISO ▁standards ▁process ). ▁ ▁Unicode ▁in ▁principle ▁resol ves ▁the ▁issue ▁of ▁in compatible ▁encoding , ▁but ▁other ▁questions ▁such ▁as ▁the ▁handling ▁of ▁dia crit ics ▁in ▁extended ▁Latin ▁scripts ▁are ▁still ▁being ▁raised . ▁These ▁in ▁turn ▁relate ▁to ▁fundamental ▁dec isions ▁regarding ▁orth ograph ies ▁of ▁African ▁languages . ▁ ▁In ▁recent ▁years , ▁Os man ya , ▁T if in agh ▁and ▁N ' K o ▁have ▁been ▁added ▁to ▁Unicode , ▁as ▁have ▁individual ▁characters ▁to ▁other ▁ranges , ▁such ▁as ▁Latin ▁and ▁Arab ic . ▁E ff ort s ▁to ▁encode ▁other ▁African ▁scripts , ▁including ▁minor ity ▁scripts ▁and ▁major ▁historical ▁writing ▁systems ▁like ▁Egypt ian ▁hier og lyph s , ▁are ▁being ▁coordin ated ▁by ▁the ▁Script ▁Enc oding ▁In iti ative . ▁ ▁Notes ▁ ▁References ▁C IS SE , ▁Mam ad ou . ▁ 2 0 0 6 . ▁E crit s ▁et ▁écrit ures ▁en ▁A frique ▁de ▁l ' O uest . ▁Sud lang ues ▁n ° 6 . ▁http :// www . s ud lang ues . sn / sp ip . php ? article 1 0 1 ▁Dal by , ▁David . ▁ 1 9 6 7 . ▁A ▁survey ▁of ▁the ▁ind igen ous ▁scripts ▁of ▁Liber ia ▁and ▁Sierra ▁Le one : ▁V ai , ▁M ende