@article {Yasui:2015:0736-2935:6108, title = "Subjective evaluation of amplitude fluctuated sounds that warn of approaching quiet vehicle", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2015", volume = "250", number = "1", publication date ="2015-08-10T00:00:00", pages = "6108-6112", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2015/00000250/00000001/art00085", keyword = "11.9, 13.2.1", author = "Yasui, Nozomiko", abstract = "", }