Shah, A.N., shan, G.Y.-., Gardezi, S.A.R., fang, W.J.-. and Jian-wei, T. 2010. An Experimental Study on Regulated and Unregulated Pollutants from a Spark Ignition Car Fuelled on Liquefied Petroleum Gas and Gasoline: Pollutants from LPG/Gasoline Cars. Biological Sciences - PJSIR. 53, 4 (Jun. 2010), 223–229.