G. Kannan, S. Jayasurya, T. Naveen, P. Elavarasan, and S. Govindharaj. “Safety Guard for Power Press Machine”. International Journal of Intellectual Advancements and Research in Engineering Computations, vol. 7, no. 2, July 2021, pp. 2526-8, doi:10.61096/ijiarec.v7.iss2.2019.2526-2528.