@article {Lapka:2013:0736-2935:220, title = "Acoustic attenuation performance of selected helicoidal resonators lined with an absorbent materials of different thickness and density", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2013", volume = "247", number = "8", publication date ="2013-09-15T00:00:00", pages = "220-227", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2013/00000247/00000008/art00026", keyword = "47.4, 35.7", author = "Lapka, Wojciech", abstract = "", }