BAUM, S.R., & McNUTT, J.C. (1990). An acoustic analysis of frontal misarticulation of /s/ in children. Journal of Phonetics, 18, 51–63.
2.
BERG, T. (1995). Sound change in child language: A study of inter-word variation. Language and Speech, 38, 331–363.
3.
BROE, M. (1993). Specification theory: The treatment of redundancy in generative phonology: Unpublished doctoral dissertation, University of Edinburgh.
4.
CHANEY, C. (1988). Acoustic analysis of correct and misarticulated semivowels. Journal of Speech and Hearing Research, 31, 275–287.
5.
EDWARDS, J., FOURAKIS, M., & BECKMAN, M. E. Phonetic representations of misarticulating children: Preliminary results. Manuscript in preparation.
6.
FORREST, K., & ROCKMAN, B.K. (1988). Acoustic and perceptual analyses of word-initial stop consonants in phonologically disordered children. Journal of Speech and Hearing Research, 31, 449–459.
7.
FORREST, K., WEISMER, G., HODGE, M., DINNSEN, D.A., & ELBERT, M. (1990). Statistical analysis of word-initial /k/ and /t/ produced by normal and phonologically disordered children. Clinical Linguistics and Phonetics, 4, 327–340.
8.
FORREST, K., WEISMER, G., MILENKOVIC, P., & DOUGALL, R.N. (1988). Statistical analysis of word-initial voiceless obstruents: Preliminary data. Journal of the Acoustical Society of America, 84, 115–123.
9.
GIBBON, F. (1990). Lingual activity in two speech-disordered children's attempts to produce velar and alveolar stop consonants: Evidence from electropalatographic (EPG) data. British Journal of Disorders of Communication, 25, 329–340.
10.
GIBBON, F., DENT, H., & HARDCASTLE, W. (1993). Diagnosis and therapy of abnormal alveolar stops in a speech-disordered child using EPG. Clinical Linguistics and Phonetics, 7, 247–268.
11.
GIERUT, J.A., & DINNSEN, D.A. (1986). On word-initial voicing: Converging sources of evidence in phonologically disordered speech. Language and Speech, 29, 97–114.
12.
HEWLETT, N. (1988). Acoustic properties of /k/ and /t/ in normal and phonologically disordered speech. Clinical Linguistics and Phonetics, 2, 29–45.
13.
MACKEN, M.A., & BARTON, D. (1979). A longitudinal study of the acquisition of the voicing contrast in American-English word-initial stops, as measured by voice onset time. Journal of Child Language, 7, 41–74.
14.
MAXWELL, E.M., & WEISMER, G. (1982). The contribution of phonological, acoustic, and perceptual techniques to the characterization of a misarticulating child's voice contrast for stops. Applied Psycholinguistics, 3, 29–43.
15.
SCOBBIE, J.M., GIBBON, F., & HARDCASTLE, W.J. (1996). Covert contrast as a stage in the acquisition of phonetics and phonology. Paper presented at the 5th Conference on Laboratory Phonology, 6–8 July, Northwestern University, Evanston, IL.
16.
STEMBERGER, J.P. (1992). A connectionist view of child language: Phonological processing without phonological processes. In C.A. Ferguson, L. Menn, & C. Stoel-Gammon (eds.), Phonological development: Models, research, implications (pp. 165–189). Timonium: York Press.
17.
TYLER, A.A., FIGURSKI, G.R., & LANGSDALE, T. (1993). Relationships between acoustically determined knowledge of stop place and voicing contrasts and phonological treatment progress. Journal of Speech and Hearing Research, 36, 746–759.