@article {Halkyard:2004:0736-2935:1063, title = "Performance of air springs as variable stiffness devices", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2004", volume = "2004", number = "7", publication date ="2004-08-22T00:00:00", pages = "1063-1068", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2004/00002004/00000007/art00054", keyword = "75, 46.2", author = "Halkyard, C.R.", abstract = "", }