Photoelectric Measurement of Coal Dust Stains on Filter Paper
Autor: | Davies, C. N., Aylward, Mary |
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Zdroj: | British Journal of Industrial Medicine, 1949 Oct 01. 6(4), 254-258. |
Databáze: | JSTOR Journals |
Externí odkaz: |
Autor: | Davies, C. N., Aylward, Mary |
---|---|
Zdroj: | British Journal of Industrial Medicine, 1949 Oct 01. 6(4), 254-258. |
Databáze: | JSTOR Journals |
Externí odkaz: |