PHUK-IN, A. . THE EVALUATION OF DRILLING PERFORMANCE OF NAM PHI DRILL BIT. Life Sciences and Environment Journal, [S. l.], v. 23, n. 1, p. 219–234, 2022. DOI: 10.14456/lsej.2022.17. Disponível em: https://ph01.tci-thaijo.org/index.php/psru/article/view/245620. Acesso em: 29 may. 2024.