PUTRI, M. D. D. .; SLAMET, R. .; RAKHMADI, F. A. . Characteristics Between New Oil and Used Oil by Using Laser Light Intensity and Lux Meter. Proceeding International Conference on Science and Engineering, [S. l.], v. 2, p. 111–112, 2019. DOI: 10.14421/icse.v2.65. Disponível em: http://sunankalijaga.org/prosiding/index.php/icse/article/view/65. Acesso em: 9 jul. 2026.