| Author(s) | Zygis, Marzena & Silke Hamann |
| Date of publication | 2003 |
| Compilation title | Proceedings of the 15th International Congress of Phonetic Sciences |
| Editor(s) | Maria-Josep Solé, Daniel Recasens & Joaquin Romero (eds.) |
| Pages | 395-398 |
| Publisher | Futurgraphic |
| Place | Barcelona |