@article {Hayek:1980:0736-2935:585,
title = "Efficiency of double walled noise barriers",
journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings",
parent_itemid = "infobike://ince/incecp",
publishercode ="ince",
year = "1980",
volume = "1980",
number = "2",
publication date ="1980-12-08T00:00:00",
pages = "585-590",
itemtype = "ARTICLE",
issn = "0736-2935",
url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1980/00001980/00000002/art00017",
keyword = "31.1, 38.5",
author = "Hayek, Sabih I.",
abstract = "",
}