NOVENDRA, A.; REFDINAL, R.; LE, S. K. Hardness Analysis of Stone Breaker Chisel Made of Medium Carbon Steel as a Result of Hardening Using Water Cooling Media. Teknomekanik, [S. l.], v. 3, n. 1, p. 22–27, 2020. DOI: 10.24036/tm.v3i1.5172. Disponível em: https://teknomekanik.ppj.unp.ac.id/index.php/teknomekanik/article/view/51. Acesso em: 18 nov. 2024.