@article {Allard:1985:0736-2935:1127, title = "Measurements of acoustic impedance in free field with a modified intensity-meter probe", 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 = "1127-1130", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1985/00001985/00000003/art00059", keyword = "72.7.2, 72.3", author = "Allard, J.F.", abstract = "", }