@article {Shephard:1990:0736-2935:309, title = "Loudness of shaped sonic booms", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1990", volume = "1990", number = "1", publication date ="1990-10-15T00:00:00", pages = "309-314", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1990/00001990/00000001/art00052", keyword = "13.1.2, 63.1", author = "Shephard, Kevin P. and Sullivan, Brenda M.", abstract = "", }