Zobrazeno 1 - 3
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pro vyhledávání: '"I M Stephens"'
Autor:
F E Huelin, I M Stephens
Publikováno v:
The Australian journal of experimental biology and medical science. 25
Publikováno v:
The Journal of the Acoustical Society of America. 67:S80-S80
Utilizing an analysis‐by‐synthesis scheme, the /s/ spectra of a normal child and three children with varying types of /s/‐misarticulation were investigated. Analysis was based on the repetition of sentences which included /s/ in a wide variety
Autor:
F. E. Huelin, I. M. Stephens
Publikováno v:
Nature. 158:703-703
BARRON et al.1 showed that ascorbic acid is not autoxidizable in acid solutions up to pH 7. They investigated the catalytic effect of salts of manganese, nickel, iron, cobalt, calcium and copper at pH 4–6 and found that copper alone had a marked ca