Acoustic invariance in speech production: Evidence from measurements of the spectral characteristics of stop consonantsSheila E. Blumstein, Kenneth N. Stevens|The Journal of the Acoustical Society of America|1979Cited by 427
Perceptual invariance and onset spectra for stop consonants in different vowel environmentsSheila E. Blumstein, Kenneth N. Stevens|The Journal of the Acoustical Society of America|1980Cited by 262
Acoustic and perceptual characteristics of voicing in fricatives and fricative clustersKenneth N. Stevens, Kathleen Kurowski, Sheila E. Blumstein et al.|The Journal of the Acoustical Society of America|1992Cited by 162