TY  - RPRT
TI  - A noninvasive acoustic method using frequency perturbations and computer-generated vocal-tract shapes.
AU  - D A Beckman
AU  - D C Wold
AU  - J C Montague
PY  - 1983
DO  - 10.1044/jshr.2602.304
UR  - https://pubmed.ncbi.nlm.nih.gov/6224967/
ID  - 6224967
ER  -