@article {Rasmussen:1981:0736-2935:229, title = "Sound propagation over an impedance discontinuity", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1981", volume = "234", number = "1", publication date ="1981-10-06T00:00:00", pages = "229-232", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1981/00000234/00000001/art00049", keyword = "24.9, 24.5", author = "Rasmussen, Karsten Bo and Rasmussen, Karsten Bo", abstract = "", }