Covert contrast as a stage in the acquisition of phonetics and phonology.
By J. Scobbie, Fiona Gibbon, W. Hardcastle, P. Fletcher. 2000
162 citations recorded by the source corpus.
View Paper: https://www.semanticscholar.org/paper/e49c2c9d19751b34e0d222c61c65150a2fc0751e