@article {Schaffer:1990:0736-2935:599, title = "A new guide for quiet HVAC system design", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1990", volume = "1990", number = "4", publication date ="1990-08-13T00:00:00", pages = "599-602", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1990/00001990/00000004/art00033", keyword = "51.6, 07", author = "Schaffer, Mark E.", abstract = "", }