@article {Sugai:2001:0736-2935:1243, title = "Effectiveness of noise countermeasures at Narita airport", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2001", volume = "2001", number = "5", publication date ="2001-08-27T00:00:00", pages = "1243-1248", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2001/00002001/00000005/art00063", keyword = "30, 52.2.1", author = "Sugai, Michihiro and Igarashi, Katsumi", abstract = "", }