A method for determining the content of petroleum hydrocarbons in soil. International Journal of Scientific Research and Management (IJSRM), [S. l.], v. 9, n. 03, p. 40–55, 2021. DOI: 10.18535/ijsrm/v9i3.c01. Disponível em: https://ijsrm.net/index.php/ijsrm/article/view/3125.. Acesso em: 30 jun. 2024.