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Results of the National Institute for Occupational Safety and Health—U.S. Environmental Protection Agency Interlaboratory Comparison of American National Standards Institute S12.6-1997 Methods A and B
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20.Royster, J. D. , Berger, E. H. , Merry, C. J. , Nixon, C. W. , Franks, J. R. , Behar, A. , Casali, J. G. , Dixon-Ernst, C. , Kieper, R. W. , Mozo, B. T. , Ohlin, D. , and Royster, L. H. (1996). “Development of a new standard laboratory protocol for estimating the field attenuation of hearing protection devices. Part I. Research of Working Group 11, Accredited Standards Committee S12, Noise,” J. Acoust. Soc. Am. 99, 1506–1526.
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