1. CMUSphinx:
https://cmusphinx.github.io/wiki/tutorialsphinx4/#demos
(2018)
2. Web Ontology Language (OWL):
https://www.w3.org/OWL/
(2012)
3. Grabianowski, E.: How speech recognition works,
https://electronics.howstuffworks.com/gadgets/high-tech-gadgets/speech-recognition1.htm
4. Elgin, S.H.: What is linguistics? 2nd Ed., pp. 85. Prentice Hall, New Jersey (1979)
5. The 44 sounds (phonemes) of English:
https://www.dvusd.org/cms/lib/AZ01901092/Centricity/Domain/3795/Sound_Spelling_Chart.pdf