TY  - RPRT
TI  - Individual differences in vowel production.
AU  - K Johnson
AU  - P Ladefoged
AU  - M Lindau
PY  - 1993
DO  - 10.1121/1.406887
UR  - https://pubmed.ncbi.nlm.nih.gov/8370875/
ID  - 8370875
ER  -