Thermodynamic Study of Adsorption of Amaranth Dye on to Steam Activated Pigmented Rice Husk Carbon. Journal of International Academy of Physical Sciences, [S. l.], v. 15, n. 3, p. 395–404, 2011. Disponível em: http://www.iaps.org.in/journal/index.php/journaliaps/article/view/505. Acesso em: 23 oct. 2026.