Hughes, V. (2014) The definition of the relevant population and the collection of data for likelihood ratio-based forensic voice comparison. PhD thesis, University of York.
Hughes, V. (2011) The effect of variability on the outcome of likelihood ratios. MSc dissertation, University of York.
Hughes, V. (2009) Diphthong dynamics in unscripted speech. BA dissertation, University of York.
Vincent Hughes 