Jose Pontes (30 de enero de 2014). «Japan December 2013». EV Sales. Consultado el 21 de febrero de 2014.Excludes sales of Nissan NMC units (45), which is a low-speed neighborhood vehicle.
Jose Pontes (30 de enero de 2015). «Japan December 2014». EVSales.com. Consultado el 18 de febrero de 2015.
ev-sales.blogspot.com.br
Jose, Pontes (8 de febrero de 2016). «Japan December 2015». EVSales.com. Consultado el 25 de febrero de 2016.
Cobb, Jeff (9 de mayo de 2016). «Norway Is Fourth Country To Register 100,000 Plug-in Cars». HybridCars.com. Consultado el 9 de mayo de 2016.A 2016 de 04, the United States is the leading country market with a stock of about 450,000 highway legal light-duty plug-in electric vehicles delivered since 2008. China ranks second with around 300,000 units sold since 2011, followed by Japan with about 150,000 plug-in units sold since 2009, both through March 2016. European sales are led by Norway with over 100,000 units registered by the end of April 2016.