@article {Bernhard:1986:0736-2501:10, title = "Shape Optimization of Reactive Mufflers", journal = "Noise Control Engineering Journal", parent_itemid = "infobike://ince/ncej", publishercode ="ince", year = "1986", volume = "27", number = "1", publication date ="1986-07-01T00:00:00", pages = "10-17", itemtype = "ARTICLE", issn = "0736-2501", url = "https://ince.publisher.ingentaconnect.com/content/ince/ncej/1986/00000027/00000001/art00002", doi = "doi:10.3397/1.2827668", author = "Bernhard, Robert J.", abstract = "", }