, M. A. V. V. D. M. S. B. P. Upgradation of Manual Magnetic Core Drill Machine. International Journal on Recent and Innovation Trends in Computing and Communication, [S. l.], v. 4, n. 6, p. 228–230, 2016. DOI: 10.17762/ijritcc.v4i6.2294. Disponível em: https://ijritcc.org/index.php/ijritcc/article/view/2294. Acesso em: 18 jul. 2024.