↑Thelwall, Robin (1990), "Illustrations of the IPA: Arabic", Journal of the International Phonetic Association 20 (2): 37–41
↑Shosted, Ryan K.; Vakhtang, Chikovani (2006), "Standard Georgian", Journal of the International Phonetic Association 36 (2): 255–264,
↑Rogers, Derek; d'Arcangeli, Luciana (2004), "Italian", Journal of the International Phonetic Association 34 (1): 117–121
↑Jassem, Wiktor (2003), "Polish", Journal of the International Phonetic Association 33 (1): 103–107
↑Martínez-Celdrán, Eugenio; Fernández-Planas, Ana Ma.; Carrera-Sabaté, Josefina (2003), "Castilian Spanish", Journal of the International Phonetic Association 33 (2): 255–259
↑Keane, Elinor (2004), "Tamil", Journal of the International Phonetic Association 34 (1): 111–116
↑Merrill, Elizabeth (2008), "Tilquipan Zapotec", Journal of the International Phonetic Association 38 (1): 107–114
↑Ladefoged, Peter (2005), Vowels and Consonants (Second ed.), Blackwell
Bi de Spalte wo grau sin, goot mer devo uss, dass si nit artikuliert werde chönne; wysi Spalte, ùn Zeiche, wo nit verlinkt sin, hen kei offiziels IPA-Zeiche un/oder sin uss keinere Sprooch bekannt.