POPESCU, Diana Ioana, Iuliana Fabiola MOHOLEA, and Radu Mircea MORARIU-GLIGOR. 2013. “Urban Noise Annoyance Between 2001 and 2013 – Study in a Romanian City”. Archives of Acoustics 38 (2): 205–210. https://acoustics3.ippt.pan.pl/index.php/aa/article/view/34.