@article {Holmer:1975:0736-2935:429, title = "Estimation of sound power in the free field over a reflecting plane: Errors associated with far field and near field measurements", journal = "INTER-NOISE and NOISE-CON Congress and Conference Proceedings", parent_itemid = "infobike://ince/incecp", publishercode ="ince", year = "1975", volume = "1975", number = "1", publication date ="1975-09-15T00:00:00", pages = "429-438", itemtype = "ARTICLE", issn = "0736-2935", url = "https://ince.publisher.ingentaconnect.com/content/ince/incecp/1975/00001975/00000001/art00039", keyword = "73.2, 72.4", author = "Holmer, Curtis I.", abstract = "", }