Dhiraj K. Patel. “Experimental Research on Surface Roughness and Tool Life for Machining of AISI 4340 ALLOY STEEL”. Vidhyayana - An International Multidisciplinary Peer-Reviewed E-Journal - ISSN 2454-8596, vol. 10, no. s1, Oct. 2024, pp. 386-02, https://j.vidhyayanaejournal.org/index.php/journal/article/view/1967.