Synthesizing prosody for commands in a Xhosa TTS system. - Philippa H. Louw; Justus C. Roux; Elizabeth C. Botha (INTERSPEECH, 2000)

African speech technology (AST) telephone speech databases: corpus design and contents. - Philippa H. Louw; Justus C. Roux; Elizabeth C. Botha (INTERSPEECH, 2001)

The African Speech Technology Project: An Assessment. - Justus C. Roux; Philippa H. Louw; Thomas Niesler (LREC, 2004)

Comparative phonetic analysis and phoneme recognition for Afrikaans, English and Xhosa using the African Speech Technology telephone speech databases. - Thomas Niesler; Philippa H. Louw (South Afr. Comput. J., 2004)