Boersma, P. and Weenink, D., 2013. Praat: doing phonetics by computer. 5.3.47 edn.
http://www.praat.org/
Browman, C.P. and Goldstein, L., 1995. Gestural syllable position effects in American English. In: F.
Bell-Berti and L.J. Raphael, eds, Producing Speech: Contemporary Issues, 19-33.
Core Team, R., 2018. R: A Language and Environment for Statistical Computing. Vienne, Austria: R
Foundation for Statistical Computing.
Delattre, P. and Freeman, D. C., 1968. A dialect study of American r's by x-ray motion picture.
Linguistics, 6(44), 29-68.
Dobson, E.J., 1957. English Pronunciation 1500 - 1700, volume II. London: Oxford University Press.
Gick, B., Campbell, F., Oh, S. and Tamburri-Watt, L., 2006. Toward universals in the gestural
organization of syllables: A cross-linguistic study of liquids. Journal of Phonetics, 34(1), 49-72.
Giles, S. and Moll, K., 1975. Cineflourographic study of selected allophones of English /l/. Phonetica, 31,
206-227.
Jauriberry, T., Sock, R., Hamm, A. and Pukli, M., 2012. Rhoticite et derhoticisation en anglais ecossais
d'Ayrshire, Proceedings of the Joint Conference JEP-TALN-RECITAL, June 2012 2012,
ATALA/AFCP, pp. 89-96.
Kochetov, A., 2006. Syllable position effects and gestural organization: Evidence from Russian. In: L.
Goldstein, D.H. Whalen and C. Best, eds, Papers in Laboratory Phonology VIII. New York:
Mouton de Gruyter, pp. 565-588.
Krivokapic, J. and Byrd, D., 2012. Prosodic boundary strength: An articulatory and perceptual study.
Journal of Phonetics, 40(3), 430-442.
Kuznetsova, A., Brockhoff, P.B. and Christensen, R.H.B., 2017. lmerTest Package: Tests in Linear Mixed
Effects Models. Journal of Statistical Software, 82(13), 1-26.
Labov, W., 2001. Principles of Linguistic Change, Volume 2: Social Factors. Oxford: Blackwell.
Lawson, E., Leplatre, G., Stuart-Smith, J. and Scobbie, J.M., 2019. The effects of syllable and utterance
position on tongue shape and gestural magnitude in /l/ and /r/. Proceedings of the 19th
International Congress of Phonetic Sciences, Melbourne. 4-10 August 2019 2019, pp. 432-436.
Lawson, E., Scobbie, J. M. and Stuart-Smith, J., 2011. The social stratification of tongue shape
for postvocalic /r/ in Scottish English. Journal of Sociolinguistics, 15(2), 256–268.
Lawson, E., Scobbie, J.M. and Stuart-Smith, J., 2014a. A socio-articulatory study of Scottish rhoticity. In:
R. Lawson, ed, Sociolinguistics in Scotland. London: Palgrave Macmillan, 53-78.
Lawson, E. and Stuart-Smith, J., 2019. The effects of syllable and sentential position on the timing of
lingual gestures in /l/ and /r/, Proceedings of the XIXth International Congress of Phonetic
Sciences. 4-10th August, 2019. 2019, pp. 547-551.
Lawson, E., Stuart-Smith, J. and Scobbie, J.M., 2018. The role of gesture delay in coda /r/ weakening: An
articulatory, auditory and acoustic study. Journal of the Acoustical Society of America, 143(3),
1646-1657.
Lawson, E., Stuart-Smith, J. and Scobbie, J.M., 2014b. A mimicry study of adaptation towards sociallysalient tongue shape variants, Selected papers from NWAV 42, October 17th - 20th 2013 2014,
University of Pennsylvania Working Papers in Linguistics, pp. 101-110.
Lawson, E., Stuart-Smith, J. and Scobbie, J.M., 2008. Articulatory Insights into Language Variation and
Change: Preliminary Findings from an Ultrasound Study of Derhoticization in Scottish English.
University of Pennsylvania Working Papers in Linguistics, 14(2), article 13-
http://repository.upenn.edu/pwpl/vol14/iss2/13.
Lawson, E., Scobbie, J.M. and Stuart-Smith, J., 2013. Bunched /r/ promotes vowel merger to schwar: An
ultrasound tongue imaging study of Scottish sociophonetic variation. Journal of Phonetics, 41(3–
4), 198-210.
Lehiste, I., 1973. Rhythmic units and syntactic units in production and perception. Journal of the
Acoustical Society of America, 54(7), 1228-1234.
Lenth, R., 2019. emmeans: Estimated Marginal Means, aka Least-Squares Means. R package version
1.3.4. 1.3.4 edn.
Maguire, W., McMahon, A., Heggarty, P. and Dediu, D., 2010. The past, present, and future of English
dialects: Quantifying convergence, divergence, and dynamic equilibrium. Language Variation
and Change, 22(1), 69-104.
McAllister, A., 1938. A Year’s Course in Speech Training. London: University of London Press Ltd.
McMahon, A., Heggarty, P., McMahon, R. and Maguire, W., 2007. The sound patterns of Englishes:
representing phonetic similarity. English Language and Linguistics, 11(1), 113-142.
Mielke, J., Baker, A. and Archangeli, D., 2010. Jeff Mielke, Adam Baker, and Diana Archangeli.
Variability and homogeneity in American English /r/ allophony and /s/ retraction. Variation,
Detail, and Representation. (LabPhon 10). 2010, 699-719.
Price, P.J., Ostendorf, M., Shattuck-Hufnagel, S. and Fong, C., 1991. The use of prosody in syntactic
disambiguation. Journal of the Acoustical Society of America, 90(6), 2956-2970.
Primer, S., 1890. Pronunciation of Fredericksburg, V.A. Publications of the Modern Language
Association of America, 5.
Recasens, D. and Farnetani, E., 1994. Spatiotemporal properties of different allophones of /l/:
phonological implications, W.U. Dressler, M. Prinzhorn and J.R. Rennison, eds. In: Phonologica
1992: Proceedings of the 7th International Phonology Meeting 1994, Rosenberg & Sellier, pp.
195-204.
Romaine, S., 1978. Postvocalic /r/ in Scottish English: Sound change in progress. In: P. Trudgill, ed,
Sociolinguistic Patterns in British English. pp. 144-158.
Scobbie, J.M., Wrench, A.A. and Van der Linden, M., 2008. Head-probe stabilisation in ultrasound
tongue imaging using a headset to permit natural head movement, Proceedings of the Eighth
International Seminar on Speech Production (ISSP), Strasbourg, 8-12 December, 2008 2008, pp.
373-376.
Speitel, H.H. and Johnston, P.A., 1983. A Sociolinguistic Investigation of Edinburgh Speech. End of
Grant Report. Economic and Social Research Council.
Sproat, R. and Fujimura, O., 1993. Allophonic variation in English /l/ and its implications for phonetic
implementation. Journal of Phonetics, 21(3), 292-311.
Stuart-Smith, J., 2007. A sociophonetic investigation of postvocalic /r/ in Glaswegian adolescents,
Trouvain, J., Barry, W.J., ed. In: Proceedings of the 16th International Congress of Phonetic
Sciences, 6 - 10 August 2007 2007, Universitat des Saarlandes, pp. 1449-1452.
Stuart-Smith, J., 2003. The phonology of modern urban Scots. In: J. Corbett, J.D. McClure and J. StuartSmith, eds, The Edinburgh Companion to Scots. 1 edn. Edinburgh, U.K.: Edinburgh University
Press, pp. 110-137.
Stuart-Smith, J. and Lawson, E., 2017. Scotland: Glasgow and the Central Belt. In: R. Hickey, ed,
Listening to the Past. Series: Studies in English Language. CUP: Cambridge, .
Walker, J., 1791. A Critical Pronouncing Dictionary. London: G. G. J. & J. Robinson.
Wells, J., C., 1982a. Accents of English 1: Introduction. Cambridge: Cambridge University Press.
Wells, J., C., 1982b. Accents of English 2: The British Isles. Cambridge: Cambridge University Press.
Wightman, C.W., Shattuck-Hufnagel, S., Ostendorf, M. and Price, P.J., 1992. Segmental durations in the
vicinity of prosodic phrase boundaries. Journal of the Acoustical Society of America, 91(3),
1701-1717.
Wrench, A., 2012. Articulate Assistant Advanced User Guide. 2.14 edn. Edinburgh: Articulate
Instruments Ltd.