@article {Francois:1977:0093-9978:6,
title = "Characteristics and Calibration of Reference Sound Sources",
journal = "Noise Control Engineering",
parent_itemid = "infobike://ince/nce",
publishercode ="ince",
year = "1977",
volume = "9",
number = "1",
publication date ="1977-07-01T00:00:00",
pages = "6-15",
itemtype = "ARTICLE",
issn = "0093-9978",
url = "https://ince.publisher.ingentaconnect.com/content/ince/nce/1977/00000009/00000001/art00001",
doi = "doi:10.3397/1.2832064",
author = "Francois, Paul",
abstract = "",
}