@article {Lundin:1990:0736-2935:1097, title = "Comparison of three methods for prediction of sound level reduction of hearing protectors", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1990", volume = "1990", number = "3", publication date ="1990-08-13T00:00:00", pages = "1097-1100", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1990/00001990/00000003/art00049", keyword = "36, 72.5", author = "Lundin, Rune", abstract = "", }