CIEŚLIK, I.; ŻMIJA, J.; OHAMS, M. Separation of inorganic nanopowders using the concentration gradient method. Polimery, [S. l.], v. 57, n. 7-8, p. 558-561, 2012. Disponível em: https://ichp.vot.pl/index.php/p/article/view/853. Acesso em: 8 may. 2024.