1. Boersma, P., Weenink, D.: Praat: doing phonetics by computer (computer program). version 5.3.42 (June 2014), http://www.praat.org/
2. Bresch, E., Katsamanis, A., Goldstein, L., Narayanan, S.: Statistical multi-stream modeling of real-time MRI articulatory speech data. In: Proc. Interspeech, Makuhari, Japan, pp. 1584–1587 (2010)
3. Browman, C.P., Goldstein, L.: Gestural syllable position effects in American English. In: Producing Speech: Contemporary Issues, pp. 19–33 (1995)
4. Engwall, O.: A revisit to the application of MRI to the analysis of speech production - testing our assumptions. In: Proc. ISSP, Sydney, Australia, pp. 43–48 (2003)
5. Gick, B.: Articulatory correlates of ambisyllabicity in English glides and liquids. In: Local, J., Ogden, R., Temple, R. (eds.) Papers in Laboratory Phonology VI: Constrains on Phonetic Interpretation, pp. 222–236. Cambridge University Press, Cambridge (2003)