@article {Hutchins:1985:0736-2935:441, title = "Model studies of acoustic propagation over contoured, finite impedance ground", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1985", volume = "1985", number = "5", publication date ="1985-09-18T00:00:00", pages = "441-444", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1985/00001985/00000005/art00090", keyword = "24.9, 24,8", author = "Hutchins, D.A. and Jones, H.W.", abstract = "", }