@techreport{41df71edc5ea4dd2bc12158d75f27ae7,
title = "Ekvivalenttimelutaso eri korkeuksilla tutkimusraportti",
keywords = "noise, noise equivalent, noise level, noise, noise equivalent, noise level, noise, noise equivalent, noise level",
author = "Ilmo Hyypp{\"a} and Jarkko Valtonen",
year = "2001",
language = "English",
series = "Teknillinen korkeakoulu, tietekniikka",
publisher = "Teknillinen korkeakoulu",
number = "T 107",
pages = "4",
type = "WorkingPaper",
institution = "Teknillinen korkeakoulu",
}