@article {Yokoyama:2009:0736-2935:4199, title = "Experimental study on the sound exposure when listening to portable audio player in vehicles", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2009", volume = "2009", number = "2", publication date ="2009-08-23T00:00:00", pages = "4199-4205", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2009/00002009/00000002/art00019", keyword = "63, 12.4.1", author = "Yokoyama, Sakae and Yano, Hiroo and Tachibana, Hideki", abstract = "", }