Harshal Anant Patil, Puspendra Upadhyay. INFLUENCE OF DEFECTS ON FATIGUE LIFE OF HELICAL COIL SPRING. Int. j. innov. eng. res. technol. [Internet]. 2021 Mar. 27 [cited 2025 Aug. 1];:1-6. Available from: https://repo.ijiert.org/index.php/ijiert/article/view/1960