APPLYING RESPONSE SURFACE METHODOLOGY TO DETECT VARIABLES THAT HAVE A SIGNIFICANT IMPACT ON BIT HORSEPOWER AND IMPACT FORCE. ASEAN Engineering Journal, [S. l.], v. 15, n. 2, p. 99–107, 2025. DOI: 10.11113/aej.v15.22388. Disponível em: https://journals.utm.my/aej/article/view/22388.. Acesso em: 8 jul. 2025.