M. V. S. Murali Krishna, S. Narasimha Kumar and K. Kishor (2022) “An Experimental Study on Exhaust Emissions from Copper-coated Gasohol Run Spark Ignition Engine with Catalytic Converter ”, Innovations in Microbiology and Biotechnology Vol. 6, pp. 1–10. doi: 10.9734/bpi/imb/v6/15036D.