INVESTIGATION ON THE EFFECTS OF HYDROGEN ADDITION WITH WATERMELON SEED OIL BIODIESEL IN A CI ENGINE OPERATED WITH DIFFERENT COMPRESSION RATIO: AN ANALYSIS OF COMBUSTION, PERFORMANCE AND EMISSION PROPERTIES. - Kumar, G. Arun; Balaji, D.; Lawrence, P.; Saravanan, D.; Hariram, V. (Bulletin of the Chemical Society of Ethiopia, 2025)