A speech mashup framework for multimodal mobile services. - Giuseppe Di Fabbrizio; Thomas Okken; Jay G. Wilpon (ICMI, 2009)

AT&T VoiceBuilder: A Cloud-Based Text-to-Speech Voice Builder Tool. - Yeon-Jun Kim; Thomas Okken; Alistair Conkie; Giuseppe Di Fabbrizio (INTERSPEECH, 2011)

Building Text-To-Speech Voices in the Cloud. - Alistair Conkie; Thomas Okken; Yeon-Jun Kim; Giuseppe Di Fabbrizio (LREC, 2012)