Ganguly, A.; Nath Murmu, B.; Chakrabarti, S. Performance and Emission Characteristics of a Four Stroke Spark Ignition Engine With Recirculation of Hot and Cold Exhaust Gases. IJET 2018, 7 (4.5), 405-409. https://doi.org/10.14419/ijet.v7i4.5.20193.