@article {Nishimura:2003:0736-2935:836, title = "New concept for reducing sound reflection coefficient at a duct open end", 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 = "836-843", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2003/00002003/00000007/art00014", keyword = "26.2, 38.5", author = "Nishimura, Masaharu and Ikeda, Kazufumi", abstract = "", }