@article {Choy:2003:0736-2935:1290, title = "Drum silencer with shallow cavity filled with Helium", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2003", volume = "2003", number = "7", publication date ="2003-08-25T00:00:00", pages = "1290-1297", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2003/00002003/00000007/art00078", keyword = "37.6, 34.1", author = "Choy, Y.S. and Huang, L.", abstract = "", }