@article {Zhong:1987:0736-2935:1387, title = "Measurement of the real-ear attenuation of hearing protectors by the threshold method", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1987", volume = "1987", number = "3", publication date ="1987-09-15T00:00:00", pages = "1387-1390", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1987/00001987/00000003/art00038", keyword = "72, 36", author = "Zhong, Xaiangzhang and Wang, Jiqing and Xu, Yipeng", abstract = "", }