Tetsuro Sasada Shinsuke Mori Tatsuya Kawahara Extracting word-pronunciation pairs from comparable set of text and speech. 1821-1824 2008 INTERSPEECH https://doi.org/10.21437/Interspeech.2008-500 conf/interspeech/2008 db/conf/interspeech/interspeech2008.html#SasadaMK08