ISO 9, to represent the sound . It is also used in the Latin scripts or in the romanization of various Iranian and Pamir languages (Avestan, Pashto,  Yaghnobi, and others), Armenian, Georgian, Berber/Tuareg, and Classical Mongolian.
ISO 9 represents the sound; it is used in Latin scripts or romanizations of Iranian and Pamir languages such as Avestan, Pashto, Yaghnobi, Armenian, Georgian, Berber/Tuareg, and Classical Mongolian.