@article {Graham:1978:0736-2935:291, title = "Heavy duty fan noise", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1978", volume = "1978", number = "1", publication date ="1978-05-08T00:00:00", pages = "291-296", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1978/00001978/00000001/art00033", keyword = "11.4, 52.5", author = "Graham, J. Barrie", abstract = "", }