@article {Ying:2015:0736-2935:1468, title = "Sound absorption of Porous Glass Graded Materials (PG-FGM)", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "2015", volume = "250", number = "5", publication date ="2015-08-10T00:00:00", pages = "1468-1477", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/2015/00000250/00000005/art00005", keyword = "72.7.1, 35", author = "Ying, Xu and Lu, Luo and Hong, Hou", abstract = "", }