1. Society of Indian Automobile Manufacturers Report. p. 2, April, 2008.
2. Status of the vehicular pollution control programme in India,2010
3. Half the world's population are exposed to increasing air pollution;Shaddick;npj Clim. Atmos. Sci.,2020
4. Impact of idling on fuel consumption and exhaust emissions and available idle-reduction technologies for diesel vehicles – a review;Rahman;Energy Convers Manag,2013