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Zharkova, Natalia and Hewlett, Nigel and Hardcastle, William J (2012) An ultrasound study of lingual coarticulation in /sV/ syllables produced by adults and typically developing children. Journal of the International Phonetic Association, 42 (2). pp. 193-208. ISSN 0025-1003
Zharkova, Natalia and Hewlett, Nigel and Hardcastle, William J (2011) Coarticulation as an indicator of speech motor control development in children: An ultrasound study. Motor Control , 15 (1). pp. 118-140. ISSN 1087-1640 (print) 1543-2696 (online)
Zharkova, Natalia and Hewlett, Nigel (2009) Measuring lingual coarticulation from midsagittal tongue contours: Description and example calculations using English /t/ and /ɑ/. Journal of Phonetics, 37 (2). pp. 248-256. ISSN 00954470
Zharkova, Natalia and Hewlett, Nigel and Hardcastle, William J (2008) An ultrasound study of lingual coarticulation in children and adults. Proceedings of the Eighth International Seminar on Speech Production (ISSP), Strasbourg . pp. 161-164.
Zharkova, Natalia and Hewlett, Nigel and Hardcastle, William J (2008) Analysing coarticulation in Scottish English children and adults : an ultrasound study. Canadian Acoustics, 36 (3). pp. 158-159. ISSN 0711-6659
Vazquez-Alvarez, Yolanda and Hewlett, Nigel (2007) The "Trough Effect": an ultrasound study. Phonetica, 64 (2-3). pp. 105-121. ISSN 1423-0321
Hamadé, Rachel and Hewlett, Nigel and Scanlon, Emer (2006) A quantitative and qualitative evaluation of an automatic occlusion device for tracheoesophageal speech: The Provox Freehands HME. Clinical Linguistics & Phonetics, 20 (2/3). pp. 187-193. ISSN 0269-9206
Hewlett, Nigel and Waters, Daphne (2004) Gradient change in the acquisition of phonology. Clinical Linguistics and Phonetics, 18 (6-8). pp. 523-533. ISSN 1464-5076
Mayo, Catherine and Scobbie, James M and Hewlett, Nigel and Waters, Daphne (2003) The Influence of Phonemic Awareness Development on Acoustic Cue Weighting Strategies in Children’s Speech Perception. Journal of Speech, Language, and Hearing Research, 46 (5). pp. 1184-1196. ISSN 1092-4388
Hewlett, Nigel and Kelsey , Cherry and Lickley, Robin (2003) Children's perception of direct and indirect reported speech. Proceedings of 15th International Congress of Phonetic Sciences (ICPhS), Barcelona . pp. 1313-1316.
Boyd, Steven and Hewlett , Nigel (2001) The gender imbalance among speech and language therapists and students. International Journal of Language and Communication Disorders., 36 (S1). pp. 167-172. ISSN ISSN: 1368-2822 Online ISSN: 1460-6984
Scobbie, James M and Turk, Alice and Hewlett, Nigel (1999) Morphemes, Phonetics and Lexical Items: The Case of the Scottish Vowel Length Rule. Proceedings of the XIVth International Congress of Phonetic Sciences., 2 . pp. 1617-1620.
Hewlett, Nigel and Matthews, Ben and Scobbie, James M (1999) Vowel duration in Scottish English speaking children. Proceedings of the XIVth International Congress of Phonetic Sciences., 3 . pp. 2157-2160.
Hewlett, Nigel and Rendall, Monica (1998) Rural versus urban accent as an influence on the rate of speech. Journal of the International Phonetic Association, 28 (1-2). pp. 63-71. ISSN ISSN: 0025-1003 EISSN: 1475-3502
Watson, Jocelynne and Hewlett, Nigel (1998) Perceptual Strategies in Phonological Disorder: Assessment, Remediation and Evaluation. International Journal of Language & Communication Disorders, 33 (S1). p. 475. ISSN 1368-2822
Hewlett, Nigel and Gibbon, Fiona and Cohen-Mackenzie , Wendy (1998) When is a velar an alveolar? Evidence supporting a revised psycholinguistic model of speech production in children. International Journal of Language and Communication Disorders, 33 . pp. 161-176. ISSN ISSN: 1368-2822 Online ISSN: 1460-6984
Hewlett, Nigel and Beck, Janet (2006) An introduction to the science of phonetics. Lawrence Erlbaum Associates, Mahwah NJ: . ISBN 978-0805856729
Scobbie, James M and Hewlett, Nigel and Turk, Alice E (1999) Standard English in Edinburgh and Glasgow: the Scottish vowel length rule revealed. In: Urban Voices: Variation and Change in British Accents. Arnold , London, pp. 230-245. ISBN 978-0340706084