- https://github.com/googlei18n/language-resources (contains opensource resources)
- https://github.com/google/voice-builder DataSets
About multispeaker TTS and multispeaker multilingual TTS
- Part 1 - http://googleresearch.blogspot.com/2015/09/crowdsourcing-text-to-speech-voice-for.html
- Part 2 - http://googleresearch.blogspot.com/2015/12/text-to-speech-for-low-resource.html
- Part 3 - https://ai.googleblog.com/2016/02/text-to-speech-for-low-resource.html
- Part 4 - https://ai.googleblog.com/2018/09/text-to-speech-for-low-resource.html
- MultiSpeaker - https://ai.google/research/pubs/pub45300
- Multilingual Text-to-Speech - https://ai.google/research/pubs/pub47341.pdf
- Indonesian Multilingual TTS - https://ai.google/research/pubs/pub46929
- Areal and Phylogenetic Features for Multilingual Speech Synthesis - https://ai.google/research/pubs/pub46143