@article {Vigran:2004:0736-2935:285, title = "Conical apertures in panels; Sound transmission and enhanced absorption in resonator systems", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2004", volume = "2004", number = "8", publication date ="2004-08-22T00:00:00", pages = "285-292", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2004/00002004/00000008/art00041", keyword = "30, 34.3", author = "Vigran, T.E.", abstract = "", }