KOSTEK, Bożena, Piotr ODYA, and Piotr SUCHOMSKI. “Loudness Scaling Test Based on Categorical Perception”. Archives of Acoustics 41, no. 4 (December 31, 2016): 637–648. Accessed April 18, 2026. http://acoustics.ippt.gov.pl/index.php/aa/article/view/1724.