@article {Ishikawa:2009:0736-2935:3170, title = "A study of diffraction correction including durability of the acoustical property of porous asphalt pavement. - For expressways-", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2009", volume = "2009", number = "4", publication date ="2009-08-23T00:00:00", pages = "3170-3177", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2009/00002009/00000004/art00093", keyword = "35.5.5, 52.3", author = "Ishikawa, Kenichi and Ueta, Tomotaka and Yamamoto, Minoru and Osafune, Toshikazu and Ookura, Takashi and Iwase, Teruo and Yamamoto, Kohei", abstract = "", }