@article {Boone:2011:0736-2935:1088, title = "Design of a three-dimensional directional sound level meter", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2011", volume = "2011", number = "7", publication date ="2011-07-04T00:00:00", pages = "1088-1094", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2011/00002011/00000007/art00056", keyword = "72.1, 71.3", author = "Boone, Marinus M. and Boersma, George and Mulder, Johannes M. and Korver, Marcel", abstract = "", }