@article {Redmond:1980:0736-2935:659, title = "Comparison of earmuff attenuation as measured by psychophysical and physical methods", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1980", volume = "1980", number = "2", publication date ="1980-12-08T00:00:00", pages = "659-662", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1980/00001980/00000002/art00034", keyword = "36.1, 77", author = "Redmond, Gerald W. and Stewart, Kenneth C. and Burgi, Ernest J. and Bartholomae, Roy C.", abstract = "", }