1. ACEA, 2018. Economic and market report – EU Automotive Industry, Quarter 4, 2017.
2. Automotive Industry, 2018. Polish Automotive Industry Association – report 2018.
3. Commission Regulation (EC) 692/2008 of 18 July 2008 implementing and amending Regulation (EC) 715/2007 of the European Parliament and of the Council on type-approval of motor vehicles with respect to emissions from light passenger and commercial vehicles (Euro 5 and Euro 6) and on access to vehicle repair and maintenance information, European Commission (EC), Official J. European Union, L 199, 2008.
4. Commission Regulation (EU) 2016/427 of 10 March 2016 amending Regulation (EC) No. 692/2008 as regards emissions from light passenger and commercial vehicles (Euro 6), Verifying Real Driving Emissions, Official J. European Union, L 82, 2016.
5. Commission Regulation (EU) 2016/646 of 20 April 2016 amending Regulation (EC) No 692/2008 as regards emissions from light passenger and commercial vehicles (Euro 6), L 109, 2016.