HARMAN, A. E.; NANDIYANTO, A. B. D. Engineering and Economic Evaluation of Production of Fe3O4 Nanoparticles. Jurnal Teknik Kimia dan Lingkungan, [S. l.], v. 4, n. 1, p. 68–80, 2020. DOI: 10.33795/jtkl.v4i1.133. Disponível em: https://jurnal.polinema.ac.id/index.php/jtkl/article/view/1615. Acesso em: 1 nov. 2026.