Subramanian Raghupathy. “OPTIMIZING MECHANICAL PERFORMANCE: ALUMINUM 7075 AND INCONEL ALLOY 625 HYBRID COMPOSITE WITH NANO-GRAPHENE FABRICATION VIA ULTRASONIC STIR CASTING”. International Journal of Engineering Research and Sustainable Technologies (IJERST), vol. 1, no. 1, Sept. 2023, pp. 1-8, https://ijerst.drmgrjournals.org/index.php/ijerst/article/view/57.