1. Commission Green Paper, on Future Noise Policy. 4 November 1996.
2. Transportation Noise Reference Book;Nelson,1987
3. Sandberg U, Ejsmont JA. Tyre/road noise reference book. Kisa, Sweden: Informex; 2002.
4. The effect of electric vehicles on urban noise maps;Campello-Vicente;Appl Acoust,2017
5. UNECE Regulation 117. Uniform provisions concerning the approval of tyres with regard to rolling sound emissions and to adhesion on wet surfaces 2007.