Validasi Metode Analisa Kadar Timbal (Pb) dalam Rambut Karyawan SPBU di Indarung. Chempublish Journal, [S. l.], v. 2, n. 1, p. 56-62, 2017. Disponível em: https://online-journal.unja.ac.id/chp/article/view/3186. Acesso em: 20 nov. 2024.