@article {Li:1987:0736-2935:1577, title = "Investigation of China urban noise standard", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1987", volume = "1987", number = "3", publication date ="1987-09-15T00:00:00", pages = "1577-1580", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1987/00001987/00000003/art00085", keyword = "81.1, 52.1", author = "Li, Binguang and Cheng, Mingkun", abstract = "", }