@article {Kim:2011:0736-2935:2954, title = "Performance evaluation of noise reducing devices installed on the top of highway noise barriers", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2011", volume = "2011", number = "4", publication date ="2011-07-04T00:00:00", pages = "2954-2959", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2011/00002011/00000004/art00005", keyword = "38.5, 31.1", author = "Kim, Chulhwan and Chang, Taesun and Kim, Deuk Sung", abstract = "", }