Aix-en-Provence, 19-24 August 1991 The 12th International Congress of Phonetic Sciences was held in Aix-en-Provence, France, from 19th to 24th August 1991. Proceedings Individual articles are currently not available. Introduction Volume 1 index Volume 2 index Volume 3 index Volume 4 index Volume 5 index Council members, organising committee etc