@article {Nicolas:1985:0736-2935:1179, title = "A systematic study of the pressure-intensity index", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1985", volume = "1985", number = "3", publication date ="1985-09-18T00:00:00", pages = "1179-1182", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1985/00001985/00000003/art00072", keyword = "72.3, 69", author = "Nicolas, J. and Lemire, G.", abstract = "", }