Tiếng nói: Tài liệu tham khảo
[1] Paul Boersma and David Weenink. Praat: doing phonetics by computer [computer program], http://www.praat.org, 2016.
[2] Daniel Povey, Arnab Ghoshal, Gilles Boulianne, Lukas Burget, Ondrej Glembek, Nagendra Goel, Mirko Hannemann, Petr Motlicek, Yanmin Qian, Petr Schwarz, Jan Silovsky, Georg Stemmer, and Karel Vesely. The kaldi speech recognition toolkit. In IEEE 2011 Workshop on Automatic Speech Recognition and Understanding, number Idiap-RR-04-2012, Rue Marconi 19, Martigny, December 2011. IEEE Signal Processing Society. IEEE Catalog No.: CFP11SRW-USB.
[3] Oscar Saz, Shou-Chun Yin, Eduardo Lleida, Richard Rose, Carlos Vaquero, and William R. Rodríguez. Tools and technologies for computer-aided speech and language therapy. Speech Commun., 51(10):948–967, October 2009.