@article {Harmon:1975:0736-2935:327, title = "Sound output certification - UL's role in noise control", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1975", volume = "1975", number = "1", publication date ="1975-09-15T00:00:00", pages = "327-330", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1975/00001975/00000001/art00030", keyword = "72.4, 73", author = "Harmon, R.P.", abstract = "", }